The student is protesting (kang4 yi4)

against the insanity of the teacher.

It is a protest, perhaps a bit brutally, but not 告密，检举，揭发，投诉与写差评

The student isn't attacking the teacher personally. He is merely attacking his view ("He sees only money").

 

所有跟帖： 

• 要是我是学生的家长，直接上去给他一拳！这种人，嘴贱。：-） -主流媒体- ♂ (0 bytes) () 03/14/2023 postreply 15:10:48

• If a 学生家长 happens to be there -中间小谢- ♂ (217 bytes) () 03/14/2023 postreply 15:18:50