This tells you what you need to know and gives you the topics for revision.

这会告诉你你需要知道什么，并给你复习的主题。

youdao

The keys to being prepared for exams and avoiding unnecessary exam stress are knowing what you need to know, planning and preparing for your revision, and giving yourself enough time to do it.

为考试做好准备和避免不必要的考试压力的关键是知道你需要知道什么，为你的复习做计划和准备，并给自己足够的时间来做。

youdao

What you need to know is that this is bad economics.

你需要知道的是，这是糟糕的经济学。

youdao

If they hire me I go to what boat they want and I would be go because I need to make money for living you know."

VOA: standard.2010.05.15

That's what you need to know if you're going to do life insurance.

如果你想从事人寿保险,你必须对它有所了解

耶鲁公开课 - 金融市场课程节选

But this is a good example of what you need to know.

这个例子很好地说明了你需要知道什么

耶鲁公开课 - 基础物理课程节选

As always, we will deliver what you need to know as the business world hurtles forward.

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