Larger classes, particularly those held in lecture halls, unfortunately, allow much less flexibility.

上大课，尤其是那种设在演讲礼堂里的大课，很不幸，更缺乏教学弹性。

youdao

Larger classes, particularly those held in lecture halls, unfortunately, allow much less flexibility.

上大课，尤其是那种设在演讲礼堂里的大课，很不幸，更缺乏教学弹性。

youdao