I didn't sleep well last night.

昨晚我没睡好。

I didn't 课堂 - SpeakingMax英语口语达人

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

Well, first there's a distinction, a distinction between real dreams versus sleep thought.

首先，我们要区分，真正的梦和半睡半醒的想法。

耶鲁公开课 - 心理学导论课程节选