She has always been to the fore at moments of crisis.

在危急时刻她总是挺身而出。

《牛津词典》

He had a playful humour at moments, and they thought this was one of the moments.

他有时会开玩笑，他们认为这是其中的一次。

youdao

It's at moments like these when we need you most.

那些时刻，是我们最需要你的时候，现在，就是那样的时刻。

youdao

Just like athletes and spectators have their special moments at an Olympics, Neirotti beamed when she told about her special moment in Vancouver.

VOA: standard.2010.02.26

And at moments you just can't remember your lines.

但是这时你就是记不住台词。

I've been 课堂 - SpeakingMax英语口语达人

And those are the moments of crisis in the society I don't think we were at anything like that in this country right now.

这时社会中便产生了危机,我不认为现在美国,到了这种地步。

普林斯顿公开课 - 人性课程节选

In recent months, Tunisia's growing political crisis was increasingly visible and, at moments, violent.

BBC: Clouds gather over bellwether Tunisia

Those men rose to the challenge at moments of crisis, changing the course of history.

WSJ: Book Review: The End of Power

And history reminds us of our obligations as a nation at moments like this.

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