1、ehind可以作为副词或介词,译为在……的后面。

2、Look behind you.往后看,I put the book behind the computer.我把书放在电脑后面。

3、作为副词表示(遗留)在后面或者留在原处的意思。

4、I was annoyed to discover that i'd left my bag behind.发现自己把包落下了,我很气恼。

5、作为介词表示是……背后的原因。He wondered what was behind his neighbour's sudden friendliness.他疑惑为何邻居的态度突然变得友好了。
