It's called sleep away camp because they stay overnight (过夜) there.

这叫作睡眠营地，因为他们在这里过夜。

youdao

He will become very rich overnight because his grandfather promises to give him 30 billion yuan.

他将一夜暴富，因为他的祖父承诺给他300亿元。

youdao

"If all of a sudden people would demand lower salt because low salt makes them look younger, this problem would be solved overnight," he said.

“如果突然间人们因为低盐量使他们看起来更年轻而需求更少的盐了，这个问题一夜之间就可以解决，”他说。

youdao

The opposition leader is charged with breaching the conditions of her six-year house arrest because an American man earlier this month swam to her lakeside compound and stayed overnight.

VOA: standard.2009.05.15

And so the guys in Office Space took that money and they-- -- their for loop-- way too fast is-- was the takeaway in that movie, when they freaked out because they had million dollars or something like that overnight.

所以在办公地点里的家伙才能够搞到钱-,然后利滚利--很快的方法-,这就是整个影片的亮点，当他们出于极度兴奋之中,因为他们已经一夜之间,变成百万富翁了。

哈佛公开课 - 计算机科学课程节选

It's one of the most rapidly changing, hard to keep up with areas because someone can set up an electronic exchange overnight and suddenly become a base for trading trillions of dollars of securities.

经纪业是一个变化最快的行业之一,人们很难跟上它的步伐,因为人们可以在头一天晚上,设置一个电子交易,一夜之间,他就能在证券市场赚到千亿美金

耶鲁公开课 - 金融市场课程节选

After the morning session had been lost because of overnight rain Chaminda Vaas dismissed Narsingh Deonarine for seven and Dwayne Smith for a duck, both lbw.

BBC: Vaas celebrates the dismissal of Dwayne Smith on day three

Forecasters say it will feel colder overnight because of an "increased wind chill" coming from Germany and Poland.

BBC: Cold fuel payment increase urged

Gritting lorries will be out overnight because of falling temperatures and ice in Coventry and Warwickshire, councils have said.

BBC: Snow in Millennium Place, Coventry