As far as we know, lemons taste sour.

我们都知道，柠檬是酸的。

youdao

You know as well as I do that you're being unreasonable.

其实你完全明白你是在故意胡搅蛮缠。

《牛津词典》

Let our news desk know as quickly as possible.

尽快通知我们的新闻部。

《柯林斯英汉双解大词典》

The Know-Nothing Party began as a secret anti-immigrant organization.

VOA: special.2009.05.07

We have 266, as some of you might know who saw me counting ping-pong balls the other day in office hours.

看到了这些发泡胶球事实上,可以当作单层金原子核,我们有266个乒乓球。

麻省理工公开课 - 化学原理课程节选

He is very good at that kind of mentor... you know mentor-student type of a relationship as well.

他是一个很好的导师……我们之间也是那种导师和学生之间的关系。

有印象的教授 - SpeakingMax英语口语达人

But as you know as well as anyone that -- anybody else, how we enforce those laws is also important.

WHITEHOUSE: The White House

And you know -- as Shari said -- you know something about close elections here in Florida.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

There are a lot of -- as you know, reporting as you do on these issues -- a lot of other things that will have to be decided next year economically that will have potentially an effect on tax rates and a number of issues economically.

WHITEHOUSE: Press Briefing