On hearing the news, everyone was too excited to fall asleep.

听到这个消息，每个人都兴奋得无法入睡。

youdao

They will help you to fall asleep.

这些可以帮助你入睡。

youdao

I found it difficult to fall asleep.

我发现很难入睡。

youdao

Last August,a study in the journal Sleep Medicine said children who go to bed after nine o'clock took longer to fall asleep and slept less.

VOA: special.2010.06.09

When you do Sitting Meditations and Buddhism, this medical school teach, you have your eyes open a reminder, that first of all, you don't fall asleep but also to remind you that you are supposed to be engaging the world as you do it, rather than having your eyes closed and isolating yourself.

当你学习佛教，进行坐禅时，据医学院的方法，你要睁开双眼,提醒自己，首先不要睡着,也是为了提醒自己,冥想时也要参与到这个世界中来，而不是闭上双眼,与外界隔绝。

普林斯顿公开课 - 人性课程节选

If he started to fall asleep, the tool would fall from his hand.

VOA: special.2009.03.18

They stressed that the drugs may not necessarily have caused the patients to fall asleep.

BBC: Parkinson's patients face sleep danger

They also tend to fall asleep immediately on the massage table because they are so shattered.

CNN: What Comes Next?

After she left, I drank some orange juice and then lay back and tried to fall asleep.

NEWYORKER: The House Behind a Weeping Cherry