· sit on the fence保持中立
Who would you vote for? You bet I won’t vote for him. He likes sitting on the fence on important issues.
· play the field不正经干
He is really a playboy, He likes to play the field and is never serious with any one girl.
· burn one’s fingers因管闲事而吃苦头
I always tell you to keep away from the scoundrels. Now you are burning your fingers.
· have sticky fingers手不老实。有小偷小摸的陋习
The old lady fired the maid because she had sticky fingers.
· keep one’s fingers crossed祈求成功
The leader was guilty of a serious dereliction of duty. He kept his fingers crossed that he could escape severe punishment.