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

Right now, to reduce the risk of sudden infant death syndrome, the American Academy of Pediatrics recommends that mothers not sleep in the same bed as their babies but sleep in the same room.

现在，为了降低婴儿猝死综合症的风险，美国儿科学会建议母亲不要和她们的宝宝睡在同一张床上，但可以睡在同一个房间里。

youdao

I had a guilty conscience and could not sleep.

我问心有愧，睡不着觉。

《牛津词典》

why,when we do not sleep, we do not function well. We just do not know much about sleep at all."

VOA: special.2009.08.26

My body seemed on fire and I could not sleep.

我全身如火般滚烫,无从休息。

耶鲁公开课 - 1945年后的美国小说课程节选

But my only criterion is if you talk in your sleep, now that's not allowed because talking is not allowed.

我唯一的要求就是别说梦话,因为我的课上不准说话的

耶鲁公开课 - 基础物理课程节选

This fact would inject such terror into me that I would not sleep for days.

NEWYORKER: Beyond the Matrix

We are both upset about it and we did not sleep last night for a long time.

BBC: Tributes paid to Austria ski trip death teacher

Whatever their devotion to poverty, they could not sleep on the ground in winter when they were in Germany.

NEWYORKER: Rich Man, Poor Man