How you going to know which one to go for?

你怎么知道该选哪一个呢？

youdao

There is one thing I would like to know – What is it about Tim that you find so irresistible?

有一件事我想知道–蒂姆到底有什么让你觉得那么不可抗拒？

《柯林斯英汉双解大词典》

He turned to face her for his parting shot. "You're one coldhearted woman, you know that?"

他临走时转过身，向她甩下一句“你是个冷漠无情的女人，你知道吗？”。

《柯林斯英汉双解大词典》

So I've never felt like a minority because,as you know, minorities are never supposed to say anything unkind about one another."

VOA: special.2010.08.08

Now, we are very gentle in this course with respect to knowing integrals, but this is one you have to know.

这门课对积分,的要求并不高，但这个积分你们必须会算。

麻省理工公开课 - 热力学与动力学课程节选

So, that's a homogeneous system, one phase. You have to know if your system is an equilibrium system or not.

所以这是个均匀系统，只有一个相，你得知道你的系统,是不是个平衡系统。

麻省理工公开课 - 热力学与动力学课程节选

But they are also one of the best ways for people to meet and get to know one another, enabling them to overcome differences by working towards a common objective.

UNESCO: Culture

As for Levine, it takes one to know one.

FORBES: DataGravity Raises $30 Million from Andreessen Horowitz

To know one part, you need to know everyone else's part.

BBC: Memory and method: In praise of learning by rote