concentration是什么意思_concentration怎么读_concentration的用法_翻译_短语搭配_权威例句

柯林斯词典

同根词

词根：concentre

• adj.

  concentrated 集中的；浓缩的；全神贯注的

• n.

  concentrate 浓缩，精选；浓缩液

  concentricity 同心；集中性

• v.

  concentrated 集中（concentrate的过去分词）

  concentre 集中于一点

• vi.

  concentrate 集中；浓缩；全神贯注；聚集

  concenter 聚集于一点

• vt.

  concentrate 集中；浓缩

  concenter 集合

同近义词

• n.[物][化学]浓度；集中；浓缩；专心；集合

  thickness   /   compression   /   assembly   /   convergence   /   set

词组短语

1. sediment concentration 含沙量；沉积物浓度

2. concentration of offers 集中报盘 ; 会合报盘 ; 报盘

3. low concentration 低浓度；低集中度

4. gas concentration 气体浓度；气含量

5. mass concentration 质量浓度

6. initial concentration 起始浓度；初浓度

7. stress concentration factor 应力集中系数

8. concentration ratio 集中度；浓度比率

9. concentration polarization 浓差极化

10. solution concentration 溶液浓度

11. asset concentration 资产集中

12. ion concentration 离子浓度

13. alcohol concentration 酒精浓度

14. Minimum Inhibitory concentration 最小抑菌浓度 ; 最低抑菌浓度 ; 最小抑制浓度 ; 最低抑制浓度

15. high concentration 高浓度，高强度

16. dust concentration 粉尘浓度；尘末浓度

17. concentration of sth 集中；聚集

18. concentration on 注意力集中于…

19. Sachsenhausen Concentration Camp 萨克森豪森集中营

20. volume concentration [化]体积浓度；体积密度

21. concentration of brain power 智力密集型 ; 笨力稠密型

22. concentration factor 集中系数；浓缩系数

23. stress concentration 应力集中

24. concentration camp 集中营

25. minimum bactericidal concentration 最小杀菌浓度 ; 最低杀菌浓度 ; 杀菌浓度 ; 最低杀菌浓度试验

26. salt concentration 盐浓度，含盐浓度

权威例句

1. The computing methods of rainfall input and runoff flow concentration in grid elements are discussed deeply.

深入探讨了单元网格的降雨输入和产汇流计算方法.《期刊摘选》

2. Gradually as the concentration of greenhouse gases goes down, Earth starts to cool again, and eventually you slip back into an Ice Age.

随着温室气体浓度的下降，地球开始再次变冷，最终又将回到冰河时代。

3. It's the sort of work that calls for a high level of concentration.

这工作需要高度集中注意力。

4. This is Tin Can Town, described by the mayor as a "temporary relocation area", but by its residents as a concentration camp.

这是罐头城，市长称其为“临时搬迁区”，但其居民称其为集中营。

5. And concentration will help us form a clear picture in our minds of the ultimate objective.

而专心致志有助于我们在脑海中形成有关终极目标的清晰画面.《期刊摘选》

6. I knew that concentration was the first requirement for learning.

我知道专心致志是学习的首要条件。《柯林斯例句》

7. You have to study with concentration.

你得静下心来学习。

8. Concentration is essential if you want to do a good job.

如果你想把事情做好,专心是必要的.《辞典例句》

9. Your dentist can prescribe a stronger concentration of fluoride in a gel, toothpaste or rinse if you need it.

如果你需要的话，你的牙医可以给你开更高浓度含氟凝胶，牙膏或漱口剂。

10. There's a lag phase, and there's a slow rise to an intermediate level of antibody concentration.

有一个迟滞期，抗体浓度缓慢上升至中间水平。

11. BOCOM has completed China's leading data concentration project.

建设了在国内处于领先水平的数据大集中工程.《期刊摘选》

12. a momentary lapse of concentration

走神儿《牛津高阶英汉双解词典》

13. This is a novel depicting the bitter sufferings of the inmates in a Nazi concentration camp.

这是一本描写关押在纳粹集中营的人受苦受难的小说.《简明英汉词典》

14. Faces in the crowd inevitably reflect concentration and consternation, amusement and bewilderment, determination and aggravation.

在人群里,这些表情免不了流露出专心和恐慌 、 快乐和困惑 、 果断和恼怒.《期刊摘选》

15. Influences of pH, concentrations of oxidents and Cu 2 + on the photodegradation rate of DDVP were investigated.

探讨了氧化剂浓度、pH值 、 Cu2+浓度对DDVP光降解的影响.《期刊摘选》

16. It seems clear that the concentration of research and commercialisation work creates differences between universities.

很明显，研究和商业化工作的集中造成了大学之间的差异。

17. We lacked concentration and it cost us the goal and the game.

我们注意力不够集中，结果丢了球，输了比赛。《柯林斯高阶英语词典》

18. If the glucose concentration is too high, yeast will die due water loss by osmosis.

但如果浓度太高, 酵母菌就会因渗透作用而失水死亡.《期刊摘选》

19. He pleaded family problems for his lack of concentration.

他解释说注意力分散是因为有家庭问题。《牛津词典》

20. He wrinkled his brow in concentration.

他全神贯注地锁紧眉头。《牛津词典》

21. The drug may affect your powers of concentration.

这种药可能会影响你的注意力集中。《牛津词典》

22. We glad to see it, because all the clinical application are under the lower concentration.

透过实验结果与模拟的比对发现, 可行的操作区间范围都是发生在低浓度、低周期数时.《期刊摘选》

23. Neal kept interrupting, breaking my concentration.

尼尔不断打扰，打断我的注意力。《柯林斯英汉双解大词典》

24. The mechanism and some questions in the concentration prediction of radiative fumigation are studied.

讨论了辐射熏烟(以下简称熏烟)过程及其浓度预测中的几个问题.《期刊摘选》

25. His area of concentration is economics.

他专心研究经济学.《期刊摘选》

26. This method can predict concentration of the components from roughness to precision.

此方法可以“由粗及精”地预测组分浓度.《期刊摘选》

27. Succinic acid was used as target during ozonation of chlorophenol, whose concentration measured by ion chromatography.

使用丁二酸作为目标化合物,在臭氧氧化氯酚的过程中, 利用离子色谱检测水样中丁二酸的浓度变化情况.《期刊摘选》

28. The expression about difference and dyestuff concentration were got by multinomial fit.

用多项式拟合色差与染料浓度的表达式.《期刊摘选》

29. In strong concentrations it can cause nausea and vomiting.

浓度过高会导致恶心呕吐。《柯林斯高阶英汉双解学习词典》

30. The present Road Traffic Ordinance states clearly that the limit of alcohol concentration.

现行道路交通条例清楚地规定了酒精浓度的上限。

31. Lack of concentration on education, distractions, health problems to the first child are the possible adversities.

对教育的缺乏关注 、 分心 、 头胎儿的健康问题都是可能的逆境.《期刊摘选》

32. Under the conditions of different polyurethane concentration and dip times, responses of glucose sensors were studied.

研究了在不同制膜液浓度及不同浸渍次数的条件下, 葡萄糖传感器的响应性能.《期刊摘选》

33. Education and work can be restructured to teach and propagate the skills of concentration and focus.

教育和工作模式可以重塑,以此教授和传播精神集中和专注的能力.《期刊摘选》

34. They charged that I had threatened them with concentration camp.

他们群起而攻之,说我是在用集中营威胁他们.《辞典例句》

35. There was something pathetic in his concentration.

他那副专心致志的劲头看上去有点可怜.《辞典例句》

36. This task requires considerable concentration.

这件工作需要相当专心.《期刊摘选》

37. In heavy concentrations, ozone is irritating to the eyes, nose and throat.

高浓度的臭氧会对眼睛、鼻子和咽喉有刺激作用。《柯林斯高阶英汉双解学习词典》

38. a need for greater concentration on environmental issues

更加关注环境问题的必要性《牛津词典》

39. His concentration lapsed after a few minutes.

几分钟后他的注意力就下降了。《牛津词典》

40. She was possessed of exceptional powers of concentration.

她有高超的专注能力。《牛津词典》

41. The processes of arousal and concentration give attention its direction.

觉醒和集中的过程为注意力提供了方向。

42. Chinas travel service industry has seen a great transition of its concentration degree during its development.

中国旅行社业发展的不同历史时期,集中度经历了不小的变迁.《期刊摘选》

43. But Hb aam RBC are decreasing as the concentration is decreasing.

Hb和RBC则随浓度增加而降低.《期刊摘选》

44. Floc concentration distribution in a dynamic flocculator with a flat vane wheel was measured experimentally.

实验测定了平直叶轮动态混合絮凝器内絮团浓度的空间分布.《期刊摘选》

45. He has great powers of concentration.

他注意力很集中.《辞典例句》

46. I had a little lapse of concentration in the middle of the race

我在比赛中途一时走神。《柯林斯高阶英汉双解学习词典》

47. Objective To explore the optimal dose and concentration of adrenaline during cardiopulmonary resuscitation ( CPR ) in neonates.

目的　探讨新生儿心肺复苏 ( CPR ) 时肾上腺素的最佳用药浓度及剂量.《期刊摘选》

48. And the concentration of Rhodamine B in aqueous solution decreased to 35 % of the initial.

而罗丹明B水溶液在一定时间的光照反应后,其吸收峰高度也大大降低,水溶液浓度降为初始时的35%.《期刊摘选》

49. The concentration of and ZR corresponded with stipe growth rate in different development stage.

ZR的浓度决定着菌柄在不同发育时期的生长率.《期刊摘选》

50. For all adsorbents studied , the adsorption capacity always decreases with the increase of hydrochloric acid concentration.

所有吸附剂对氯仿的吸附能力均随着溶液中盐酸浓度的增加而降低.《期刊摘选》

51. Salts are enriched around electriferous groups of polymer molecules in solution, which formed a salt concentration gradient.

溶液中的盐份富集在聚合物分子的带电基团附近，并形成盐浓度梯度分布。

52. The process, recovery rate 2 and the concentration of finished product H _ 2 SO _ 4 etc. are mainly described.

主要从工艺过程 、 二氧化硫回收率及产品硫酸的浓度等方面加以归纳和概述.《期刊摘选》

53. Concentration is a practical way of achieving greater efficiency.

全神贯注是达到更高效率的切实有效的方法。《外研社英语同义词辨析词典》

54. Total concentration is required with no distractions.

需要全神贯注，不可有分心之事。《柯林斯英汉双解大词典》

55. Southeast Asia is a Chinese most the area with concentration, most population.

东南亚是华人最集中 、 人口最多的地区.《期刊摘选》

56. glucose concentrations in the blood

血液中的葡萄糖含量《牛津词典》

57. pH is a measure of the concentration of free hydrogen atoms in a solution...

pH值是测试溶液中自由氢原子浓度的单位。《柯林斯高阶英语词典》

58. The energy helps our concentration class on our subjects.

这些能量让我们能专心致志的学习.《期刊摘选》

59. Retention of knowledge requires concentration of the mind.

对知识的记忆是需要集中精力的.《期刊摘选》

60. With concentration, we can arrange thoughts in order and become a rapid thinker.

专心思考可以让我们的思维有条理性,从而成为一个思维敏锐地思考者.《期刊摘选》

61. The methane concentration nearly doubled, for example, between the peak of the penultimate glacial period and the following interglacial period.

例如，在倒数第二个冰期的高峰和接下来的间冰期之间，甲烷浓度几乎增加了一倍。

62. I had a little lapse of concentration in the middle of the race.

我在比赛中走了一下神。《柯林斯英汉双解大词典》

63. His face was a study in concentration.

他脸上完全是一副全神贯注的表情。《牛津词典》

64. Summer ( 6 ~ 8 months ) hot and wet, rainfall intensity and concentration of large variability.

夏季 ( 6～8月 ) 炎热多雨 、 降水强度大、集中、变率大.《期刊摘选》

65. Distillery wastewater was typical organic wastewater with high ammonia concentration.

酿酒废水是一种典型的高氨氮浓度的有机废水.《期刊摘选》

66. ABI system works here is a greater concentration of holders in the UK.

英国保险协会体系能够起到作用,是因为英国的(债券)持有者更为集中.《期刊摘选》

67. With great concentration she went through the movements.

她聚精会神地做完这些动作.《简明英汉词典》

68. Chess is a game that calls into play all your powers of concentration.

国际象棋是一项需要全神贯注的活动。《牛津词典》

69. This concentration of airborne firepower wrought havoc with the enemy forces.

这次机载火力的集中攻击给敌军造成很大破坏.《简明英汉词典》

70. He plays the character with tremendous concentration combined with a pleasing modesty.

他表演这个角色时倾注了巨大的心血，而且非常谦虚和善。《柯林斯高阶英汉双解学习词典》

71. In addition the influence of the concentration of ethanolsolution on the charge of catalyst was tested.

同时研究了乙醇浓度对反应和催化剂的负荷的影响.《期刊摘选》

72. His ability to absorb information was astonishing, but his concentration span was short

他吸收信息的能力令人吃惊，但是他的注意力持续时间很短。《柯林斯高阶英汉双解学习词典》

73. Objective : To improve paracetamol Injection solution of low concentration.

目的: 对低浓度的对乙酰氨基酚注射剂进行改进.《期刊摘选》

74. The direction of movement for any one molecule is independent of the concentration in dilute solutions.

而任何一个分子的运动方向都与稀释溶液的浓度无关.《期刊摘选》

75. After being sent to a concentration camp, he got bored and left.

被送进集中营后, 他很快厌倦了里面的生活,就走了.《期刊摘选》

76. Japan's southern regions of Okinawa , Shikoku, and Kyushu are home to the highest concentrations of centenarians.

百岁老人主要集中在日本南部的冲绳岛 、 四国岛和九州岛等地区.《期刊摘选》

77. The Auschwitz concentration camp always remind the world of the holocaust.

奥辛威茨集中营总是让世人想起大屠杀.《简明英汉词典》

78. To form ( letters ) with special concentration or care.

精心塑造特别专心或小心地构想 ( 文字 )《期刊摘选》

79. The second is the confecting, liquid glue concentration of control.

二是胶液的配制, 胶液浓度的把持.《期刊摘选》

80. What is the concentration of salt in sea water?

海水含盐的浓度是多少？

81. The latest data showed that global ozone concentrations had dropped several per cent over the last decade.

最新数据显示，过去10年来全球臭氧的浓度降低了几个百分点。《柯林斯高阶英语词典》

82. Ocean colour varies from green to blue, depending on the type and concentration of phytoplankton.

根据浮游植物的种类和浓度，海洋颜色有从绿色到蓝色不等。

83. Our party is concentration of a height is unified, the party that has capacity.

我们党是一个高度集中统一的 、 有战斗力的党.《期刊摘选》

84. His ability to absorb information was astonishing, but his concentration span was short.

他吸收信息的能力让人惊讶，但他的注意力持续时间很短。《柯林斯英汉双解大词典》

85. Soil samples from these pens or corrals show ten times the concentration of phosphorus.

来自这些围栏或畜栏的土壤样本显示，磷的浓度是其10倍。

86. a concentration of industry in the north of the country

这个国家的工业在北部的集中《牛津词典》

87. Concentration of the mental powers upon an object; a close or careful observing or listening.

注意,专心,留心:将精力集中于某一物体; 关注专心的观察或倾听.《期刊摘选》

88. Neal kept interrupting, breaking my concentration

尼尔不停地打断我，使得我无法集中注意力。《柯林斯高阶英汉双解学习词典》

89. The toxic effect of Cadmium in different concentrations on the hybrid rice seedling was studied.

用不同浓度的镉处理水稻幼苗,研究镉对杂交水稻幼苗的毒害效应.《期刊摘选》

90. The area has one of the world's greatest concentrations of wildlife

这个地区是世界上野生动物最为密集的区域之一。《柯林斯高阶英汉双解学习词典》

91. Conclusion Except for convenience, infant oxygen compartment can raise oxygen concentration Hyperbaric Oxygen Compartment.

结论:婴儿氧车在使用简便的同时, 也容易造成氧舱内氧浓度的升高.进而提出了解决方法.《期刊摘选》

92. Tiredness affects your powers of concentration.

疲劳影响注意力的集中。《牛津词典》

93. The POWs busted out of that Nazi concentration camp one night.

一天夜里战俘们逃出了那个纳粹集中营.《期刊摘选》

94. There's been too much concentration of power in the hands of central authorities.

权力一直过多地集中在中央机构手中。《柯林斯高阶英语词典》

95. As the development of SNS website, these individual data often have concentration, integrated tendency.

随着SNS网站的发展, 这些个人资料往往有集中 、 整合的趋势.《期刊摘选》

96. Growing numbers of Americans were alarmed by increased concentration and called for action.

这种日盛一日的合并之风引起了越来越多的美国人的关注,他们要求采取措施.《英汉非文学 - 政府文件》

97. High concentration of sulphur dioxide, nitrogen, oxides and dust have long been known to be harmful.

人们早已知道,二氧化硫 、 氮 、 氧化物和尘埃浓度高是有害的.《期刊摘选》

98. On the other hand, concentration of stores leads to fiercer price competition ( i . e . price cutting effect ).

另一方面, 商店的集中也会带来激烈的价格竞争,这就是降价效应.《期刊摘选》

99. The colon is the locus of a large concentration of bacteria.

结肠是大浓度的细菌所在地。

100. He spent several months in a Nazi concentration camp before he broke out.

他在纳粹集中营里关了几个月后逃了出来.《期刊摘选》

101. He paused and narrowed his eyes in concentration.

他停下来，眯起眼睛专注地看着。《柯林斯高阶英汉双解学习词典》

102. It advances output and concentration of brine and acquires the economic effect.

经过两年的生产实践,提高了卤水的产量和卤水浓度,取得了较大的经济效益.《期刊摘选》

103. In addition, the stress concentration caused by improper machining was also the reason of fracture.

另外机加工不当造成的应力集中加速了拉杆的断裂.《期刊摘选》

104. The formation of sea ice causes the concentration of salt in surface waters to increase; less sea ice would mean a smaller increase in the concentration of salt.

海冰的形成导致表水中盐的浓度增加；海冰的减少意味着盐浓度的增加幅度较小。

105. She wrinkled her brows in concentration.

她蹙额皱眉,陷入沉思.《现代汉英综合大词典》

106. Concentration of the samurai in castle-towns had acted as a stimulus to trade.

武士在城堡城镇的集中刺激了贸易的发展。

107. The area has one of the world's greatest concentrations of wildlife...

这个地区是世界上野生动物最为密集的区域之一。《柯林斯高阶英语词典》

108. In the process of mining, it is very important for mining safety to monitor gas concentration.

在煤炭开采过程中, 井下瓦斯浓度的测量对煤矿安全生产非常重要.《期刊摘选》

109. Neal kept interrupting, breaking my concentration...

尼尔不停地打断我，使得我无法集中注意力。《柯林斯高阶英语词典》

110. a Nazi concentration camp

纳粹集中营《牛津高阶英汉双解词典》

111. Sometimes I have an assignment that needs total concentration, like working with financial figures.

有时遇到分派的任务需要集中精力完成, 如财务计算一类的工作,就需要一个人安静下来做.《期刊摘选》

112. Psychologically defined, concentration is the process of centering one's attention over a period of time.

按心理学定义, 专心是一段时间内集中注意力的过程.《期刊摘选》

113. Prather says we should now be following nitrogen trifluoride concentrations in the atmosphere closely.

普莱瑟说我们现在应当密切关注大气中的三氟化氮含量.《期刊摘选》

114. She frowned with concentration.

她全神贯注，紧锁双眉。《牛津词典》

115. If you skip breakfast blood sugar levels drop, fatigue, poor concentration, irritability and lethargy results.

如果你忽视早餐,则会出现低血糖 、 疲劳 、 精力不集中, 易怒和昏睡后果.《期刊摘选》

116. Studying English takes dedication, persistence, and concentration.

学习英文需要全心全意 、 毅力和专心.《期刊摘选》

117. The potential of this work applied to healthcare is very great, but it could also lead to further concentration of power in the tech giant.

将人工智能应用于医疗保健服务领域的潜力是巨大的，但这也可能导致权利进一步集中与科技巨头。《18年12月考研真题 | 阅读》

118. Modern Pentathlon men and women athletes need to have strength, endurance, quick reflexes and concentration.

现代五项的参赛者要有力量 、 耐力 、 快速反应和集中精力的能力.《期刊摘选》

119. Her brow furrowed in concentration.

她眉头紧锁全神贯注。《牛津词典》

120. Acidic value and the concentration of the sodium molybdenum greatly influenced the process of phosphatizing.

酸度及钼酸钠的浓度对磷化过程影响较大.《期刊摘选》

121. This book requires a great deal of concentration.

这本书需要全神贯注才能读懂。《牛津词典》

122. From solvent concentration point of view, gravure micyoco pissed management is necessary.

从溶剂浓度的角度来看, 凹印的室内换气管理是必须的.《期刊摘选》

123. Entire peoples were exterminated in the concentration camps.

在集中营整个民族被迫害而灭亡.《期刊摘选》

124. The art of concentration can help you become a great trader.

专心致志的艺术能够帮助你成为一个杰出的交易者.《期刊摘选》

125. A knock at the door interrupted his concentration.

敲门声打断了他的专心思考.《期刊摘选》

126. No studies found that eating breakfast was bad for concentration.

没有研究发现吃早餐不利于注意力的集中。

127. You cannot afford to relax your concentration for a moment.

你必须集中精力，一刻都不能松懈。《牛津词典》

128. A gas in solution diffuses from region of greater to one of less concentration.

溶液中的气体由浓度较高的区域向浓度较低的区域扩散.《简明英汉词典》

实用例句

1. Now, we're not thinking about total antibody concentration because you already have a lot of antibodies circulating within your blood and in your fluids.

现在,我们先不考虑抗体总浓度,因为你的体内已存在许多抗体,在血液以及体液中循环生物医学工程探索课程节选 : 耶鲁公开课

2. Kluane National Park, I later learned, has the highest concentration of grizzlies in Canada.

BBC: Kluane, Canada (Credit: Parks Canada/Fritz Mueller)

3. There we see in Book II Aristotle offering his criticism of the claims for the sort of excessive unification of centralization concentration of property.

我们在第，II，册中看到,亚里士多德提出了这个评论,针对过度要求,集中一致性,集中财产的主张。政治哲学导论课程节选 : 耶鲁公开课

4. We can never just have it there before us or, as I say, if we can--if we can--it's a very, very difficult act of concentration.

我们永远不能只面对着它，或者，要我来说，如果我们可以的话，那将需要高度集中注意力，这是很难的。文学理论导论课程节选 : 耶鲁公开课

5. This kind of exaggerated concentration is just not prudent for any major financial institution.

FORBES: What JP Morgan Chase Forgot About 2008

6. Lyrica causes side-effects in some patients, including problems with mental concentration and attention.

VOA : special.2011.08.02

7. I don't know. It's concentration, I guess. I don't know.

我不知道。这需要集中注意力，我猜。我也不清楚。SpeakingMax英语口语达人 : 要想成为读书达人

8. South Carolina has the second-highest concentration of industrial engineers in the country, after Michigan.

ECONOMIST: Charleston

9. People are looking for quick fixes for specific lifestyle issues such as fatigue and concentration.

FORBES: Top 10 UK Food and Drink Trends For 2012

10. Given the Net's collectivist past and regulators' unease with concentration, they haven't abandoned peering altogether.

FORBES: Backbone Bullies

11. Managers said the concentration of expertise and resources meant 44 extra patients had survived.

BBC: Queen's Medical Centre trauma unit 'saved more lives'

12. Layers of concentration and some nice mineral backbone make it perfect with grilled meats.

FORBES: The Best Wines For Your July 4th Barbecue

13. The new technology is called ion concentration polarization.

VOA : special.2010.04.05

14. I had a lapse of concentration in the middle of the race.

我在比赛中途走神了。

15. What concentration do I need to use to achieve that?

我要用多少浓度才能达到效果生物医学工程探索课程节选 : 耶鲁公开课

16. Such tax returns consequently cannot give an accurate picture of income inequality or concentration.

FORBES: The Equality Of Reaganomics, And Fallacious Leftist Dissent

17. The cities in these states, with their concentration of talent and workers, are certain to benefit.

FORBES: Can Austin, TX Become The Dubai Of The United States?

18. They were then sent to an internment camp in central France before being shipped east to Nazi concentration camps.

VOA : standard.2010.04.10

19. When you're irritated by something, your stress hormones rise and your concentration levels decrease.

CNN: Fuzzy brain? Improve your attention span

20. When these vesicles dump their contents into the synaptic cleft, the concentration of these ligands rise.

当这些小泡将其内含物释放入突触间隙,这些配体的浓度即增加生物医学工程探索课程节选 : 耶鲁公开课

21. Because we have, as you've hopefully realized, made a concerted effort over the past several years to really reach out to students on this campus who might not otherwise have considered this as a field of exploration, just a one semester course, or even ultimately a concentration or minor.

你们也认识到了，因为我们，在过去几年中作出了共同的努力,来影响这个校园的学生们,但是某些学生可能认为这并不是一个探索性的领域,而只是学期中的一个课程而已，或者只是一门主修或选修课程。计算机科学课程节选 : 哈佛公开课

22. "There was a lower concentration of dopamine markers in the brain of individuals with A.D.H.D., specifically in the areas of the brain that are involved with reward and motivation."

VOA : special.2009.09.29

23. The mutation that causes blue eyes reduces the expression of OCA2 and hence reduces pigment concentration.

WSJ: Matt Ridley on Human Culture's Effect on Genes | Mind & Matter

24. And another thing: It's so rich that it claims Australia's largest per capita concentration of millionaires.

FORBES: Magazine Article

25. He is looking for a flat 2006, as a sales concentration of lower-priced goods challenges margins.

FORBES: Magazine Article

26. Christiano Ronaldo, who plays for Portugal and Spanish football club Real Madrid says the noise disturbs the players' concentration.

VOA : standard.2010.06.14

27. "The Nobel Prize in literature for 2009 is awarded to the German author Herta Mueller, who with the concentration of poetry and the frankness of prose depicts the landscape of the dispossessed,"

VOA : standard.2009.10.08

28. Instead, they blankly stared ahead to summon the concentration required to take on the sheep.

WSJ: For Shear Thrills, Nothing Beats This Competition

29. He was released from another concentration camp in May 1945 and returned to Poland.

BBC: Auschwitz's sign of death and defiance

30. While they were in the brain-scanning machine, they were asked to do tasks that required concentration and attention.

VOA : standard.2009.12.19

31. Movement down a concentration gradient occurs fairly rapidly over short distances like a micron or so, like the size of a bacterium.

顺浓度梯度扩散在一微米左右的短距离内,相当迅速,一微米相当于一个细菌的大小生物医学工程探索课程节选 : 耶鲁公开课

32. But when the concentration in the alloy is 50/50 by mole, something magical happens.

但是当合金中的浓度,是1比1的时候，有些神奇的事发生了。固态化学导论课程节选 : 麻省理工公开课

33. Expect the unexpected. And learn concentration.

VOA : special.2011.05.16

34. In the case of a ligand-receptor, a chemical signal in the form of a concentration of ligand gets converted into a biochemical signal.

在配体-受体系统中,配体浓度这种化学信号,转化为生化信号生物医学工程探索课程节选 : 耶鲁公开课

35. Researchers are starting to rediscover the sites of the black concentration camps, where perhaps 20, 000 died.

ECONOMIST: South Africa

36. Total concentration is required, with no distractions.

必须全神贯注，不能受到打扰。

37. Now,he thinks short is better. "I've gotten researchers telling me that you don't realize is how long someone can have a high level of concentration.

VOA : standard.2010.03.26

38. concentration-camp prisoners

集中营犯人

39. It doesn't tell you, this is the equilibrium concentration that you'll end up with.

他无法告诉你,最终平衡时的浓度是多少。热力学与动力学课程节选 : 麻省理工公开课

40. Internet researcher comScore Inc. estimates Venezuela has the world's fourth-highest concentration of Twitter users.

WSJ: When Chvez Tweets, Venezuelans Listen

41. The tensions with former Soviet satellite states has saddened Soviet veterans, including Yakov Vinnichenko, who told Russia Today television he was involved in liberating concentration camps.

VOA : standard.2009.09.01

42. "There has been a real concentration in those three states of intertribal trouble.

VOA : standard.2010.03.23

43. That signal is carried here, for example, by the concentration of second messengers - the concentration of something else.

这里这个信号由,第二信使的浓度,即另一种物质的浓度来传递生物医学工程探索课程节选 : 耶鲁公开课

44. solutions of relatively low concentration

浓度相对较低的溶液

45. Koreatown is said to have the highest concentration of restaurants and nightclubs in Southern California.

CNN: 8 things to know about L.A.'s Koreatown

46. That decision creates a quiet and a level of concentration worthy of the moment.

FORBES: Presidential Debates Get 'American Idol' Treatment: What That Means For The Future

47. They move from regions of high concentration to regions of low concentration by this natural flow down a concentration gradient.

从高浓度区域,向低浓度区域流动,顺浓度梯度流动生物医学工程探索课程节选 : 耶鲁公开课

48. But his concentration was slipping: He had a hard time writing sermons or even reading.

NPR: Chaplain Struggles with PTSD from Time in Iraq

49. And their vertical concentration, necessary for any long term player in this space, is excellent.

FORBES: The Bittersweet Challenges Of Being Netsuite

50. Additionally, a concentration of power at City Hall means officials in citywide office, such as Messrs.

WSJ: Democratic Voters Favor Best-Known Mayoral Candidates in Early Polls

51. And that was when I switched my concentration from computer science to philosophy and psychology with a single question: ? how can I become happier?

于是我将研究方向,从计算机科学转向了哲学及心理系,目标只有一个：,如何变得更快乐？幸福课课程节选 : 哈佛公开课

52. The radon concentration in the average UK home is about 20 becquerels per cubic metre.

BBC: Radon

53. In fact,Cape May now boasts the single greatest concentration of late-19th Century architecture in the world!

VOA : standard.2010.03.15

54. But Muller's mother was shipped to the Auschwitz concentration camp and never heard from again.

VOA : standard.2010.04.10

55. "They never told us there was a concentration camp, but we smelled it, " Zeitchik said.

NPR: Holocaust Survivors, Veterans Gather At DC Museum

56. the concentration of liquid foods

流质食物的浓缩

57. David gathered himself in a great effort of concentration on the children, his younger children.

NEWYORKER: The Swan

58. Further, market concentration puts the health plan at a disadvantage in reimbursement rate negotiations.

FORBES: DIY Health Reform: Proof of How Easy it is to Slay the Healthcare Cost Beast

59. She played a survivor of a Nazi concentration camp.

VOA : special.2009.05.29

60. He has just completed his second year at American University, where his concentration is prelaw.

FORBES: Outfoxing the Fox?

61. The structural moment of concentration on the code for its own sake cannot be avoided, and literature necessarily breeds its own formalism.

集中在代码上的结构瞬间,因为它本身的原因不可避免，文学必要地导致了它自身的形式主义。文学理论导论课程节选 : 耶鲁公开课

62. My concentration is to compare it to media studies.

我主要是将电影和媒体学作比较。电影哲学课程节选 : 麻省理工公开课

63. He said he had never previously lost his concentration in this way while driving.

BBC: Sir Ranulph Fiennes fined over car crash in Stockport

64. Life in a concentration camp tore open the human soul and exposed its depths.

FORBES: Google's Eric Schmidt Goes Existential

65. Otherwise the excessive concentration of power could lead to massive levels of political abuse.

FORBES: Why Justice Breyer Should Steer Clear of Political Science