a bad penny
基本解释
- 反复出现的讨厌的人；一再出现的不需要的人
英汉例句
- A bad penny always comes back.
缺损的便士总会被人退回。 - A bad penny always turns up.
烂钱总是会再回笼。 - I purposely didn't introduce you to my sister at the party, because once she gets an entry into anybody's home she keeps turning up like a bad penny.
晚会上我有意不把你介绍给我妹妹，因为她一旦结识一个人，她就会不断地登门造访。