black sheep
敗家子或敗類
口語·形容家族或群體中的異類
英文釋義
someone who is seen as the disgrace or outcast of a group or family
例句
He's the black sheep of the family because he dropped out of school to become an artist.
典故來源
源自牧羊業，黑羊的羊毛價值較低，常被視為不受歡迎的異類，引申為家族或群體中的敗類或恥辱。