一、between的意思是：

prep.在…之间；在之间；…共同；到…之间；在…之间来回

adv.夹在两物之间的空间中；在期间；在中间

二、短语搭配：

the difference between两者之间的区别

distinguish between之间区分；之间加以区分；区分开来

in between之间；在…之间；在中间

differentiate between辨别；区别

few and far between稀少；稀疏；不常发生

三、例句：

1、The top of the pass marks the border between Alaska and the Yukon.

隘口顶部是阿拉斯加和育空高原之间的边界。

2、Just between you and me, I don't think it was going to happen.

只是咱们私下说说，我认为这事不会发生的。