black sheep
US /blæk ʃiːp/
UK /blæk ʃiːp/

1.
害群之馬, 敗家子
a member of a family or group who is regarded as a disgrace to them
:
•
He was always considered the black sheep of the family because of his unconventional lifestyle.
由於他非傳統的生活方式,他一直被認為是家族中的害群之馬。
•
Every organization has its black sheep, but we try to support everyone.
每個組織都有自己的害群之馬,但我們努力支持每一個人。