介紹：

I'll take a rain check. 改天吧。
I'm sorry, but I'll have to take a rain check for dinner this Saturday. Would next weekend work for you?
不好意思，這周六的晚飯得改天了。下個周末你方便嗎？

When it rains, it pours.
屋漏偏逢連夜雨
I lost my job last week. And someone broke into my house yesterday. When it rains, it pours.
上周我丟了工作。昨天我家又被破門而入了。屋漏偏逢連夜雨。

The rain eases off 雨漸小
The rain should ease off in a few minutes. We’d better wait here.
這雨應該一會就小下來了。我們最好就在這等著。

The rain patters on sth.
雨點拍打在…上面
The rain is pattering gently on the window.
雨水正在輕輕地拍打著窗戶。

get caught in the rain
被困在大雨中
I am sorry I am getting caught in the rain and I’m afraid I’ll be late for work this morning.
很抱歉，我被困在大雨中了，恐怕今天上午上班要遲到了。