她因缺乏睡眠而头脑昏沉。

Her brain was befogged by lack of sleep.

《牛津词典》

她由于缺乏睡眠而双眼昏花，布满血丝。

She had bleary red eyes from lack of sleep.

《牛津词典》

预算更紧张，缺乏睡眠的大学生？

College students not getting enough sleep and on an even tighter budget?

youdao

There's a guy in about the fifth row there who's missed too much sleep, so somebody just nudge him. That's it, good.

第五排有一个同学,可能很缺乏睡眠吧,旁边的人把他叫醒吧

耶鲁公开课 - 博弈论课程节选