what's up? 你怎么了?
What's up with him?
他到底是怎么了?
wait up熬夜等候; 停下來等待別人趕上
Sorry. Don't wait up for us.
對不起了,你不用等我們了。
I try to wait up, but today was just too much.
我想熬夜等你的,可是我今天太累了。
let it go 放手吧隨它去吧
Oh, let it go, Bob.
得了,看開點吧,老公
Let's just let it go.
過去的事就讓它過去吧.
n. 大巴,教練;(火車)客車車廂,四輪馬車,經(jīng)濟艙