in act

• 即将；正要(与to和不定式连用)

in act的用法和样例：

例句

1. His confinement in prison will expire soon.
   他的监禁即将期满。
2. We are too near success to let down in our efforts.
   我们即将胜利，决不能松劲。
3. I was about to say something when you barged in.
   我正要说话，你插嘴了。
4. He is keeping it in store for winter.
   他正要将其保存，以备冬用。

词汇搭配

• in the act 当场(在 ... ...
• be in on the act 参与; 插手