At school I was always in trouble – my mind was never on my work.

上学时我一直麻烦不断–总也无法专注于我的功课。

《柯林斯英汉双解大词典》

He got into trouble with the police while he was still at school.

他还在上学时就与警方发生过纠葛。

《牛津词典》

But if someone goes to the hospital, or a child gets in trouble at school, then who everyone is, with respect to one another and in the eyes of the law, matters a great deal.

但是如果有人去医院，或者孩子在学校有麻烦时，基于对对方的尊重和从法律上看，每个人是谁就关系重大了。

youdao

High-school girls in athletic outfits, hooting at the trouble they have caused.

NEWYORKER: Amundsen

By mid-February Ellen was complaining of headaches and nausea and had trouble writing at school.

FORBES: Two Girls Two Countries One Cancer