I guess there are scientists right now trying to do that, and I hope they'll succeed because the world would be a much cleaner place, wouldn't it? I think it will be great if they invent something so that we only have to sleep for one or two hours every day.

我想有科学家正在尝试这样做，我希望他们能成功，这样世界会变得更干净，不是吗？如果他们发明一种东西，让我们每天只睡一两个小时，那就太好了。

youdao

The best way is to “sleep on it” and the second best way is to take frequent breaks and do something completely different.

最好的方法就是“带着刚学的知识睡觉”，第二好的方法就是经常休息去做一些完全不同的事情。

youdao

Passion calmed or lulled to sleep; something limpid, brilliant, troubled to a certain depth, and gloomy lower down.

平息了的或睡眠中的热烈感情，游移状态中的爱，某种清澈晶莹、到了某种深度便有些混浊，再深下去便有些灰暗的东西。

youdao

But here is something that scientists now know: A team led by Professor Fu has reported the first genetic link to how much sleep we need.

VOA: special.2009.08.26

He says a primary function of the home is to give migrants a safe place to sleep and something to eat as well as to provide them with information about the dangerous journey ahead.

VOA: standard.2009.09.01

Imagine a household situation where parents come back from work and kids come back from their school in the evening and everyone wants to watch something before they go to sleep.

FORBES: Netflix Needs To Go Deep Into Personalized Streaming

He wakes up after a full eight to nine hours of sleep something he never gets even on 12-hour trips to London.

WSJ: The World's Longest Flight, in Coach

"I'm going to sleep well and something tells me you will too, " the new pope told the cardinals.

WSJ: Humility in Pope Francis' First Hours