害群之马hài qún zhī mǎan evil member of the herd; a bad egg of the community; a black sheep; a horse that spoils the whole herd; a public enemy; one who brings disgrace on (to) one's group; pests of society; There is a black sheep in every flock.:我在厂里好比是一家之主，我不能容忍那种害群之马。 As the owner of the factory I'm like the head of a family， and as such I can't allow any black sheep among my employees.
小希很爱小希
