During a single day, it can rain and shine a dozen times. And when it rains it pours.

一天之内，晴雨的交替可达数十次，一旦下雨就是瓢泼大雨。

youdao

I missed the bus this morning. So I was late to work. And then, on the way home, my shoes broke! And then, when I finally got home, I realized I left my keys at work! When it rains it pours.

我今天早上没赶上公车，所以上班迟到了，然后回家途中，我的鞋子坏掉了，还有到家的时候才发现我把钥匙忘在了办公室，真是祸不单行。

youdao

Even worse, I got sick that night! When it rains, it pours!

更糟的是，那天晚上又生病了！

youdao

" Outfielder Mike Baxter said it proves that "when it rains, it pours.

WSJ: Maybe Harvey Could Learn to Hit?

When it rains it pours for the Western Athletic Conference in 2010.

FORBES: Brotzman's Missed Field Goal Cost The WAC $16 Million

When it rains, it pours -- after a tiny drizzle of tall iPod touch leaks, we're suddenly faced with a deluge of photos of what might just be the next iPhone's back plating.

ENGADGET: Supposed new iPhone casings show up with tall body, tiny dock connector, tons of mystery (update: a bit of the front too)