One should know oneself.

人应了解自己。

youdao

Theres a relationship no one should know about.

有关系，没有人应该知道的。

youdao

She was determined that no one should know her real name.

她决心不让任何人知道她的真名。

youdao

And they should make sure they know what is in the medicines they take and how much of each one is safe to take.

VOA: special.2009.07.21

You should know that people have to live for 43 years pretty much one way as a blind person.

大家可以想象,不得不带着一只失明的眼睛生活了43年的人,几乎就是个盲人。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

We know, from the very first lesson of the class last time, that no one should choose these strategies.

从上堂课中,我们学到了,不要采用这类策略

耶鲁公开课 - 博弈论课程节选

No one should pretend to know where or who will be the next Apple.

FORBES: Paul Graham Is Right. Everyone Should Stop Caring About Apple

One thing investors should know are the credentials of those pushing the credit.

FORBES: Get Briefed: P. Brett Hammond

"When he did call he said I should know one thing: I'd have to bring it up from the bottom of a lake, " he says.

FORBES: Barnstormer