leave somebody (sth) behind  不带走，留下

　　The four kids ran off, leaving Parker behind. 四个孩子逃跑了，把帕克留在了后面。

　　Is that why he left you behind? 所以他在把你留了下来？

　　So how did you manage to leave her behind and come here? 你是怎么把她丢在那，自己来到这的？

　　If you don't get back right now, I'm going to have to leave you behind! 如果你现在不马上回来，我就不等你了！

　　Should I bring my suitcase along? 我能带着我的行李吗？

　　Leave it behind. We'll get it later.  留在这吧，回头再来取。