美 [weɪt bɪˈhaɪnd]
留下：指在某个地方等待，不离开。
等待：指在某个地方停留，直到某个事件或条件发生。
... from behind从后面 ; 从 ; 的后面 ; 背后 wait behind等待 behind population农村留守人口 ...
... stay behind留下 wait behind留下 walk behind走在后面 ...
Please wait behind the yellow line.
请在黄线后等候。
In order to guarantee your safety please wait behind the yellow line.
乘客您好，为了您的安全，请站在黄线以内候车，谢谢合作。
I'd like to ask you something in private. Could you wait behind for a couple of minutes?
我想私下问你一点事。你能在别人走后稍留几分钟吗？
He orders you to wait. He is coming up behind you.
他要你们留步，他随后便到。
政治哲学导论课程节选 : 耶鲁公开课
If the deal went bust, bondholders would have to wait behind the banks to take their share of remaining collateral.
Determining when to wait behind another car in traffic and when to steer around a stalled vehicle is just the sort of subtle problem that DARPA aims to solve in its robotics competitions.
Thomas, 26, has had to wait his chance behind the consistent Adam Jones - with his one previous Six Nations appearance among six caps coming against Italy last year.