When it stops, I'll start the time.

当它停下的时候，我会开始计时。

youdao

I will start the timer when it stops.

它停下的时候，我开始计时。

youdao

"Where does the wind go when it stops?" he asked.

“风停的时候，风去了哪儿？”他问。

youdao

You tell me when it stops!" For years, almost all leading movie and television stars, male or female,were white.

VOA: special.2009.05.04

When you go west, however, it stops in the coast of North Africa -the reason being the rest of North Africa is dominated by Carthage.

当你继续西行,希腊的城镇就止于北非沿岸,因为北非的其余领土,都被迦太基人所占领了

耶鲁公开课 - 古希腊历史简介课程节选

Roughly speaking,the answer,presumably, on the physicalist view,is going to be something like-- if I'm alive when we've got a P-functioning body, roughly speaking,I die when that stops happening, when the body breaks and it stops functioning properly.

粗略地说，从物理主义者角度看来，答案大概就是-,如果我有人格功能我就活着，粗略地说，那种人格功能停止时我就死了，当身体被破坏，机能停止时，我就死了。

耶鲁公开课 - 死亡课程节选

The chivito is, essentially, the sound your heart makes when it stops.

BBC: Multicultural Miami

When it stops, a merger wave is likely to follow.

ECONOMIST: Mergers

And a second fear which is exactly the opposite of that one is what happens when it stops and what is the exit route and how smoothly does it happen.

CNN: Leading economies promise to boost growth