Things such as nostril size vary with temperature and humidity in ways that suggest evolution is at work.

鼻孔大小等因素随着温度和湿度的变化而变化，这种事表明进化在起作用。

youdao

You must not bother him; he is at work.

你不能打搅他，他在工作呢。

youdao

It reminds you that God is at work within you.

它提醒你神在你里面做工。

youdao

The study found there is strong support for restricting work by doctors-in-training to sixteen or fewer hours at one time.

VOA: special.2010.07.13

Is that something that is at work, or is it something that we could only be open to when it's ready?

它是一直存在，还是说,只有在特定时刻我们才能感知到他的力量？

普林斯顿公开课 - 人性课程节选

But at the same time, you receive an offer to work at another company that is also very intriguing.

但与此同时，你也被另外一家公司录用了，这非常吸引人。

I'm sure 课堂 - SpeakingMax英语口语达人

Despite the violence, at corporate campuses across Mexico, a more positive trend is at work.

FORBES: Two Nations Indivisible: A Roadmap for Modern Mexico

This principle is at work daily on InnoCentive, a crowdsourcing website for difficult scientific questions.

WSJ: Jonah Lehrer on How to Be Creative

Mr. Isacoff is at work on a book about the 1958 Tchaikovsky Piano Competition.

WSJ: Van Cliburn: A Russian Was Supposed to Win