一个寝室的室友可能是一个班的，也可能是一个专业的。

The roommates are uaually from the same class, or maybe from the same major.

youdao

一个寝室的室友可能是一个班的，也可能是一个专业的。

The roommates are uaually from the same class, or maybe from the same major.

youdao