1. up and running生龙活虎的

He’ll be up and running in a few days.

几天后他又会生龙活虎。

2. rested up从疲劳或患病中恢复

I’ve rested up.

我已休息够了。

3. live off依赖

He lives off his parents.

他仰赖他的父母生活。

4. sharp犀利

He has sharp eyes.

他的眼光犀利。

5. put in a good word推荐，美言

Can you put in a good word for me to get that job?

你能帮我美言几句，好得到那份工作吗？