学生们在班级进行了一次劳动竞赛活动。

Students held a labour competition in the class.

youdao

在班级里我坐在约翰旁边。

I sit beside John in class.

youdao

我的最后一个建议是别再怀念你在班级里的排名了。

My final suggestion is to stop thinking about classes in terms of grades and degrees.

youdao

Inevitably, in a class of this size, we're going to have to make some adjustments; so you'll receive instructions when you get your section assignment on how to deal with unforeseen conflicts if, for instance, some other class just moved you around.

必然地，在一个这么大的班级当中，我们将对其,做一些调整，你们得接受这些安排,如果你得到章节任务是，怎样处理,意料之外的冲突，举个例子，一些其他的班级只是让你走来走去。

哈佛公开课 - 计算机科学课程节选

going on a class trip, taking a bus, going... I lived in the Bronx,

乘巴士去班级旅行，去……我那时住在布朗克斯，

美国的博物馆教育 - SpeakingMax英语口语达人

Now this class is too big for us to have some close, intimate conversation between the 150-180, however many students there are here.

这个班级太大了以致我们不能得到结论，在150-180页之间展开深入讨论，然而学生太多了。

耶鲁公开课 - 死亡课程节选