play in class的意思|示意

After the class in the afternoon, sometimes we will go running, sometimes we will play sports.

在下午放学后后，有时我们会去跑步，有时候我们会参加体育活动。

Through this experiment, the class examined the roles rules can play in representation of design knowledge as well as different ways rules themselves are encoded to embody such knowledge.

透过这个实验，这个班级不仅检视了规则在表述设计知识时所扮演的作用，也检视了规则本身如何被以不同方式编码，来体现这些知识。

Play an active role in class participation and set appointments during their office hours to seek advice. The scope and content of discussion should go beyond class materials.

在课堂上积极表现，想办法在他们的工作时间与他们经常交流、征求他们的意见，而讨论的范围和内容应该超越课本。

A study published Aug. 23 linked CFS to a class of viruses known as retroviruses (it is the second study to find that result), suggesting that retroviruses may play a key role in curing the disease.

一份与8月23日发表的研究将CFS和一类病毒联系起来，并认为该病毒在该症中起到关键作用，这类病毒被称为逆转录酶病毒( 译者：一种致肿瘤病毒)（这是第二个发现这个结果的研究）。

The key to understanding the distinction between these two words is to know what each one means and to be aware of the role they play in a sentence (that is, their part of speech or word class).

理解这两个词之间的区别的关键是知道每一个词的意思，了解每个单词在句子中扮演的角色(即它们的词性)。

What part does he play in your class?

他在你们班其什么作用？