I can't remember his taking a single day off work.

我不记得他请过哪怕一天假。

《牛津词典》

Over six hundred people were wounded in a single day.

一天内六百多人受伤。

《柯林斯英汉双解大词典》

Society cannot function a single day without the "dull and boring" jobs.

没有这些“枯燥无趣”的工作，这个社会一天都不能正常运转。

youdao

The value of stock for the Montgomery Ward store dropped from eighty-three dollars to fifty in a single day.

VOA: special.2011.02.17

In essence, this collapse in stock prices -the one-day collapse in stock prices -I think in the U.S. The price was, depending on which index you were looking at, were down 21-22% in a single day.

实际上,这次股价暴跌,股价一天内的跌幅,当然在美国国内,要看你参考的是哪种股指,但基本上一天之内暴跌21-22%

耶鲁公开课 - 金融市场课程节选

But it's always minding that team dynamic because at the end of the day, we're just a group of people working on one single goal If we can't step in a cohesive coordinative fashion, then we're going to trip all over the place.

但是团队动态需要始终放在心上,因为当这一阶段结束后，我们就会成为一群人在为同一个目标奋斗,如果我们不能成为一个相互协调相互统一的整体，那我们就会东扑西扑。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

"Our sights are set further down the road than a single day's closing price, " he said.

WSJ: GM Shares Lifted by Economy, New Product Launch

In a single day last week, nearly 40 people reached the top of the world a record.

ECONOMIST: Climbing Mount Everest

When the dust settled , the Dow was down 22% in a single day.

FORBES: Fears That Sparked Black Monday In 1987 Dormant But Not Dead