You'll be the first to know. - You promise?

我一定会最先通知你的-你发誓？

youdao

Benefits can be the first to know more about different cultures.

好处是首先可以多了解不同的文化。

youdao

And I swear to you that when I do find a way to revive her, then you will be the first to know of the miracle!

我向你们发誓，当我找到救活她的办法时，你们会是第一个知道奇迹的人！

youdao

Defense officials say the secretary's first stop,Tokyo, will be partly an opportunity to get to know Japan's new leaders.

VOA: standard.2009.10.18

Now, your temptation is to keep the first answer because you know energy is not going to be negative.

你肯定想保留正根,因为你知道能量不会是负值

耶鲁公开课 - 基础物理课程节选

The first problem set will be posted shortly, and that means, you know, we want you just to get going on things. Don't worry, we're going to make them more interesting as you go along.

第一个问题的提出会很快让你们熟悉，意思是说，你们懂的，我们希望你们尽管去放手干，别担心，在你进行的同时我们会,让它们变得更有趣儿。

麻省理工公开课 - 计算机科学及编程导论课程节选

Still, this time the Fed may be the first to know.

FORBES: Fear And Loathing Along The Hedge Rows

But we are now, so you will be the first to know that when we worked at Heritage, we hated the Heritage plan, especially the individual mandate.

WSJ: ObamaCare's Heritage

At this time, we have a series of promising investment opportunities that have a high probability of closing in the near future, and we assure you, our Backers will be the first to know.

FORBES: The Truth About Kickstarter and ZionEyez