shut someone away
phrasal verb with shut verb [ I or T ] uk/ʃʌt/ us/ʃʌt/ shutting | shut
把(某人)关起来,使(某人)与外界隔绝
to put a person in a place that they are not allowed or able to leave
He was ten years old when he was shut away for stealing an apple. 他10岁时因偷一个苹果而被关了起来。