脚踏两条船 [
jiǎo tà liǎng tiáo chuán]
straddle two boats
be a fence-sitter
have a foot in either camp
sit on the fence
- 他是个脚踏两条船的骗子!
He's a two-timing liar! - 脚踏两条船,必定落空。(一心不能二用)
You can't run after two hares at a time. - 你不能既和野兔一起跑又和猎狗一起追。(不可脚踏两条船;不可两面讨好。
You cannot run with the hare and hunt with the hounds.