短语 “pick on” 通常表示“找某人麻烦”或“欺负某人”，常用于口语中。
例句 1： Why do you always pick on your little brother? He’s just trying to help!
例句 2： It’s not fair to pick on someone just because they’re different.
例句 3： The older kids used to pick on me in middle school, but I’ve learned to stand up for myself now.