You need something to cheer you up—I know just the thing!

你需要点什么使你高兴起来，我知道什么正合你的需要。

《牛津词典》

And I know just the thing to add to our work to make it even more interesting.

而且我正好知道该在作业中加点什么，使它更生动有趣。

youdao

Yes, yes, yes, I know just how you feel, Mrs. Harper, I know just exactly how you feel.

是的，是的，是的，我完全了解您的感受，哈帕夫人，我完全了解您的感受。

youdao

Just when I tell you to go, you leave me. You know you can't leave a schoolroom without raising your hand, no matter where you're going."

VOA: special.2009.07.19

If I know about the states involved, I just need to know what the volume was in each of them.

我们并不需要知道一条特定过程的路径，如果我们知道所涉及的态,我仅仅需要知道这些态的体积。

麻省理工公开课 - 热力学与动力学课程节选

And um, eventually, at first, I was just, you know, sitting in, but then I had to take a licensing exam

一开始我只坐在那里，可是之后还要进行一次许可考试，

广播人员怎么样？ - SpeakingMax英语口语达人

And perhaps more than anyone else, I know just how hard this fight will be.

CNN: Clinton's September 17, 2007, speech on health care

"Having been through bullying myself I know just how devastating an effect it can have on any child or teenager, " he said.

BBC: Calzaghe backs anti-bullying work

And I know just the person to get the ball rolling.

FORBES: Where Is Nancy Reagan When We Need Her?