1. Go to bed/sleep. 上床睡觉。

2. Off to bed. 上床去了。

3. Hit the sack/hay 上床睡觉去(俚语)。

4. Take a nap. 小憩一会儿。

5. Take a snooze 打个盹儿。

6. Catch some Zs 小睡一会儿。

7. It's bedtime. 睡觉时间到了。

8. It's time to say good night. 该道声晚安了。

9. Good night, sleep tight, sweet dreams. 晚安，睡个好觉，做个好梦。

10. I want to stay in bed for another half an hour. 我真想在床上多睡半个小时。

11. Let me sleep on for ten minutes. 让我再睡10分钟。

12. Did the alarm go off? 闹钟响了吗？

13. I suffered from insomnia/sleeplessness yesterday. 我昨晚失眠了。

14. Every time I fly to the United States, I get really bad jet lag. 每次我飞去美国都要经受严重的时差影响。