因为阻力会让简单的呼吸变得艰难，夜间的时候你的身体反复地处于半睡半醒状态，所以早晨的时候你就会感觉没有精神。

Because the resistance makes it harder work simply to breathe, your body is half-waking up over and over again during the night, so you don't feel refreshed in the morning.

youdao

这里是一些能有效地帮你从半睡半醒到神清气爽的小窍门，我相信它们会对你很有帮助。

Here are a few things I've found helpful to reduce the transition period from being asleep to becoming fully alert.

youdao

你总不愿意半睡半醒的时候，听见安德鲁舅舅的脚步声穿过走廊，悄悄向你走来吧？

How would you like to lie awake listening for Uncle Andrew's step to come creeping along the passage to your room?

youdao

Sleep thought" is the sort of thing you get typically before you fall asleep and it's like "did I take the garbage out, ??

半睡半醒的想法是指那些,你睡着前所想到的东西,例如“我倒垃圾了吗？

耶鲁公开课 - 心理学导论课程节选