show (someone) who's boss
to make clear who has more power.
When you're trying to get kids to behave, you have to show them who's boss.
英语词组固定搭配大全包含18674条英汉双解词组，基本涵盖了全部常用英文词组、短语的翻译及用法，是英语学习的有利工具。