害群之馬

hàiqúnzhīmǎ

an evil member of the herd; one who brings disgrace on his group; a black sheep

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hai4 qun2 zhi1 ma3

lit. the black horse of the herd (idiom), fig. trouble-maker, the black sheep of the family

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害群之馬|害群之马 [hài qún zhī mǎ] ► lit. a horse that brings trouble to its herd (idiom) ► fig. trouble-maker ► black sheep ► rotten apple