1，run out of time没时间

We re running out of time.

咱们快没时间啦！

2，in a rush 赶时间

I m in a rush, talk to you later.

我真的赶时间，晚点再找你说。

3， in a hurry 匆忙，赶时间

I was in a hurry, so I took a baozi for breakfast.

我很忙，所以只吃了个包子当早餐。

4，in the middle of something 正在做某事

You see I m in the middle of something.

你看，我正忙着呢。

5，tied up 脱不了身

I am tied up. 我有事走不开。