睡觉的单词：sleep；

sleep：

v.睡;睡觉;入睡;可供…睡觉;可供…住宿；

n.睡觉;睡眠;睡眠时间;一觉;眼屎。

I sleep with the window open unless it's really cold.

天气若不很冷，我总开着窗户睡觉。

He works at night and sleeps during the day.

他晚上干活，白天睡觉。

How long can a human being go without sleep?

人不睡觉能活多久？

He took a long time getting to sleep that night.

他那天晚上过了好长时间才睡着。

You'll feel better for a good night's sleep.

你晚上睡个好觉就会觉得好些。