1. sleep on something 考慮一下再答復

We asked Judy if she would join our club and she answered that she would sleep on it.

我們問朱迪要不要參加我們的俱樂部，她說她要考慮一下再答復。

We will have to sleep on your invitation until we know whether we will be free Monday night.

我們先看看星期一晚上有沒有空，到時再考慮能否赴你的約。

2. hit the sack 睡覺

Louis was so tired that he hit the sack soon after supper.

路易斯太累了，所以吃過晚飯就早早上床睡覺了。

3. to pull an all-nighter 熬夜做某事

I have to pull an all-nighter to get this project done.

我得熬夜把這個項目做完。

4. toss and turn

Toss and turn就是“輾轉反側”的意思。

例如《識骨尋蹤》中的一句對白：

Booth: Yeah. I’ll go home tonight and I’ll lie in bed and I’ll toss and I’ll turn and I’ll beat myself up. And, uh, I’ll question everything.