black sheep 英[blæk ʃi:p] 美[blæk ʃip] [释义] 害群之马，莠平易近，败家子; [收集] 害群之马; 败家子 害群之马; 不肖后代; [例句]Maybe they're about to become the black sheep.他们可能会成为害群之马的。