我能够轻而易举地想象无梦的睡眠。

I can picture being in dreamless sleep quite easily.

youdao

没有感觉可以形容无梦的睡眠。

There is nothing that it's like to be in dreamless sleep.

youdao

终于在无梦的睡眠中睡得香。

Sleeping at last in a dreamless sleep locked fast.

youdao

From the mere fact that they can't picture it from the inside, it doesn't follow that nobody believes they're ever in dreamless sleep.

仅从他们无法设身处地,想象这种情况这个事实，是无法得出没有人相信,自己能处于无梦睡眠的结论的。

耶鲁公开课 - 死亡课程节选

Well, should we conclude, therefore, so nobody really believes that they're ever in dreamless sleep?

那么我们就应该得出结论，没有人真正相信,他们可以进入无梦的睡眠么？

耶鲁公开课 - 死亡课程节选

We're going to have to refine it to deal with the obvious fact that you're not dead all the times when you're unconscious and not dreaming.

以便适应人在无意识和无梦睡眠时,并没有死这个显而易见的事实。

耶鲁公开课 - 死亡课程节选