There's always a bad apple in every bunch.

到哪儿都有害群之马。

www.examw.com

There is always a bad apple in every bunch.

在那儿都有害群之马。

club.esnai.com

Better don't talk to George. He is a bad apple.

最好别理乔治。他是个坏蛋。

bbs.enfamily.cn

BigSmart says Lamont is just a bad apple--the same line it used with Fournier in Maine.

FORBES: Con.com

Apple without Steve Jobs in the past has been just a bad apple core.

FORBES: Why Steve Jobs Wouldn't Care About Being Called Stingy or Having Gender Bias

The first prominent abuse case, involving the officer who deployed pepper spray on a group of clearly nonthreatening women, is being investigated, yet tossed away as a bad apple.

FORBES: Occupy Wall Street Turns Violent, With Apparent Police Abuse (VIDEO)