REM sleep is termed 'active' sleep.

快速眼动睡眠称作“主动”睡眠。

《牛津词典》

Heavy media use interferes with sleep by reducing sleep duration.

大量使用媒体设备会缩短睡眠时间，从而干扰睡眠。

youdao

Even if such studies were done, they could only clarify our understanding of the role of REM sleep, not sleep in general.

即使做了这样的研究，也只能证明我们对快速眼动睡眠作用的理解，而不是一般的睡眠。

youdao

This is some of her advice: Before competition, extend your nightly sleep for several weeks to reduce a sleep debt.

VOA: special.2010.06.09

We see Dean sort of begging for sleep after his conversation with Carlo Marx in the basement in Denver.

我们看到迪恩在丹佛与卡洛马克思在地下室里谈话之后,几乎是有点在祈求睡眠。

耶鲁公开课 - 1945年后的美国小说课程节选

I like the idea of... after seeing that movie, it makes you afraid to go home and go to sleep,

看完那部电影后，我就喜欢上了那种创作，它让观众不敢回家上床睡觉，

要成为导演 - SpeakingMax英语口语达人

Our clients sleep better at night with index funds and we sleep better, too.

FORBES: Why I Index by Rick Ferri

One important kind of sleep, called slow wave sleep, gets shorter as people age.

FORBES: Sleep On Demand

In obstructive sleep apnea, the airway repeatedly collapses during sleep causing sufferers to stop breathing briefly.

WSJ: A Test for Sleep Apnea From Your Own Bedroom