Everyone ran for cover when it started to rain.

雨下起来时，大家都跑着找地方避雨。

《牛津词典》

When it started up again it took another four months to get the process right again.

当它再次启动时，又花了4个月的时间才使这个过程恢复正常。

youdao

Too bad! We'd just got the wheat to the threshing ground when it started to rain.

真差劲， 麦子刚上场就下起雨来了。

《新英汉大辞典》

It was the largest and most difficult structure of its kind ever built when work started in nineteen thirty-one.

VOA: special.2009.08.12

So, at any rate, this seemed to me to be, when I started teaching this course, reasons not to teach it.

因此无论如何对我来说，当我开始教这门课的时候决定不说它的原因。

耶鲁公开课 - 现代诗歌课程节选

I should have read it a lecture or two ago when I started talking about immortality, but I misplaced it.

我应该在一两节课之前读它,即在我开始谈论永生的时候，但是我当时把它放错地方了。

耶鲁公开课 - 死亡课程节选

This (restaurant) was a big dream when it started off ... and she made it happen.

CNN: Troubled youth kicking it 'old skool' at San Fran bistro

Back in 1975 when it started, she reckons the restaurant was in the middle of nowhere.

FORBES: Plum Rents Clothes As Your Baby Grows

When it left office in 2009, it had more civil servants than when it started.

ECONOMIST: Dealing with fiscal deficits