The truth is, you can have an awesome product, but if know one knows about it, it doesn’t do anyone any good.

即使你有一个很棒的产品，但如果没有人知道的话，它不会给任何人带来任何好处。

youdao

The truth is, you can have an awesome product, but if know one knows about it, it doesn't do anyone any good.

即使你有一个很棒的产品，但如果没有人知道的话，它不会给任何人带来任何好处。

youdao

It's from my boyfriend, if you must know.

倘使你一定要知道的话，这是我男朋友给的。

《牛津词典》

It is also important to know what to do if the signs appear -- in yourself or in someone else.

VOA: special.2010.07.27

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

I think if, you know, everyone sort of thinks about, I don't know, all being an entrepreneur. But if you're not,

我觉得，如果每个人都有做企业家的想法。
但是你如果不这样想，

要想成为事业家 - SpeakingMax英语口语达人

Do you pursue your idea, even if know it is not going to make you a lot of money?

FORBES: Three Woefully Outdated Bits Of Career Advice You Must Avoid, If You Want To Be Successful

If they know their own mind, if they know what they want to do, they get on with it and do it: they don't make excuses.

BBC: David Cameron has 'good relations' with civil servants

If you know you're making a decision whether you go without a meal so your kids eat, if you know you have to make these types of choices, put your pride aside.

NPR: Escaping Hunger: One Man's Story