1、v.下雨;(使)大量降落，雨点般落下

2、Its going to rain today by the look of it. 看样子今天要下雨了。

3、o outside and see if its raining. 去外边看看是否下雨了。

4、The worst part was having to wait three hours in the rain. 最糟糕的是必须在雨中等待三个小时。