当同学们走进教师时,老师正在打扫教室

问题描述:

当同学们走进教师时,老师正在打扫教室
翻译
教师改为教室

The teacher was cleanning the classroom when students came in.可不可以用when students came to the classroom?可以,但有点唠叨,老外都不这么说