翻译:当老师们进来时,同学们禁止了讨论

The students stopped talking when teachers came in.

when the teachers came in, the students stopped their discussion.

The students did not stop discussing until their teacher came in.

* the students went silent from discussing when the teachers came in.

* the students ceased their discussion when ...

* the students shut down their discussion when ...

* the students made a stop on their discussion when...

We stopped discussing when teachers came in.

The Students stopped talking when teachers come in.
当老师们进来时,同学们禁止了讨论.