再增加班级人数，是大家都极不愿意的。

It would be highly undesirable to increase class sizes further.

《牛津词典》

随着年级的不断升高，班级人数越来越少。

The class sizes became smaller as the grades continued on.

youdao

这通常取决于班级人数的多少。

This usually depends on the number of class size.

youdao

These guys are just counting the number of people in the class for the registrar, so they're not doing anything more nefarious then that.

这些人只负责统计,班级人数然后交给注册处,所以他们不会做什么过分的事情

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This is one of the biggest classes at Yale, but I think we've got it so it will be a good and satisfying experience with you.

我们是耶鲁人数最多的班级之一,但我想我们会让这门课,成为一次美好和令你们满意的经历

耶鲁公开课 - 金融市场课程节选