秒表——指定开始和停止的计时器。

Stopwatch — specifies a timer that can be started and stopped.

youdao

大声吟诵对白同时用秒表计时。

Say the dialogue out loud and time it with a stopwatch.

youdao

当瓶子空时，你可以设置一下秒表。

When the bottle is empty, you can set the stop watch.

youdao

suppose I asked you to time a 100 meter spring in the Olympics, but I give you a stopwatch that is measured in units of 15 seconds?

如果我要求你,在奥林匹克数给100米短跑计时，但我会给你一个秒表,它可以测出15秒的大小？

麻省理工公开课 - 固态化学导论课程节选

I sit alongside the director with the script and a stopwatch,

我坐在导演身边，拿着剧本和秒表，

制作电视节目 - SpeakingMax英语口语达人