I was out of work at the time.

那时我失业了。

《柯林斯英汉双解大词典》

My roommate was in at the time.

我的室友当时在房间里。

《柯林斯英汉双解大词典》

There was a war on at the time.

当时正值战争。

《牛津词典》

And they were friends. The reporter knew even at the time that this friendship was the best experience of his life.

VOA: special.2010.03.06

Julius Caesar capitalized on his role as a general of a large army that was at the time winning battles in Gaul, modern France.

恺撒利用他的将领身份，他的军队,当时在高卢，现代法国，赢得了战争。

耶鲁公开课 - 新约课程节选

If I wanted every stock to have the same volatility, I could just do that, if you will, at the time I wrote my program.

如果我希望每只股票的浮动值都相同，在我编写程序的时候，如果你愿意的话，我会这么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

Atlanta police said at the time it was a lot harder to arrest pimps than prostitutes.

CNN: Selling Atlanta's children: What has and hasn't changed

However, Hoggart refrained from using the more polemical terminology that was in circulation at the time.

UNESCO: The Uses of Richard Hoggart

At the time Scott headed research, and the British-born Whitfield ran a subsidiary of Invitron.

FORBES: Biology in silico