in after hours trading是什么意思
Apple shares fell 8% in after hours trading. Its shares have fallen close to 20% over the last twelve months. 请问:in afte
关于a good two hours的疑问
It took us a good two hours to finish the work. 请老师分析一下句子中 a good two hours 的用法。为啥将不定冠词用在一个复数短语前呢?