害群之马的英文：
[Literal Meaning]
harm/herd/aux./horse
an evil member of a herd of horses
[解释]
危害马群的劣马。比喻危害社会或集体的个人。
[Explanation]
individual who brings disgrace to his group
[例子]
对于社区中的害群之马，我们决不能迁就，一定要把它们赶出去。
[Example]
For the black sheep in the community, we must not be sympathetic and shall drive them out.
[英文等价词]
a black sheep
参考例句：
Black sheep dwell in every fold.
每个团体都有害群之马。
There is a black sheep in every flock.
在每一群羊中总有一只黑羊（害群之马）。
Benson is the Black sheep of the company.
本森是公司的害群之马
There is a black sheep in every flock
每个群体之中，总有害群之马。
