和雨有关的谚语：

　　Save for a rainy day

　　未雨绸缪

　　例句：We save money for a rainy day。

　　It never rains but it pours

　　不雨则以，一雨惊人

　　例句：I just got sacked and my wife left me！So it never rains but it pours！

　　right as rain

　　身体健康，一切正常

　　例句：I was sick，but now I feel as right as rain。

　　和云有关的谚语：

　　on cloud nine

　　飘飘然如上九重天

　　例句：She passed the auditon and now she is on cloud nine。

　　head in the cloud

　　不切实际，好高骛远

　　例句：You can't always have your head in the cloud，you need to be down-to-earth。

　　和彩虹有关的谚语：

　　chase rainbows

　　做白日梦

　　例句：Chsing rainbows won't get you anywhere。