Do you really know things?

你是否真的认识事物？

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They said, you know, your friend Willis Conover, he really plays your best things.

VOA: special.2009.01.30

He's trying to indicate that there are things that we can't really know in a scientific way but we can glimpse.

他想说明有些事,我们并不能通过科学来理解,但我们能知道一点

耶鲁公开课 - 死亡课程节选

So kind of, it creates those really nasty days where you have to do like, you know, 10 different things

所以，这样一来有几天就会非常糟糕，你一天要做十件不同的事情。

主修古典文学 - SpeakingMax英语口语达人

While many aspects of public policy are the subject of genuine ideological disagreements, there are also many issues where experts really do know things the rest of the public does not.

FORBES: Conservatives' Reality Problem

We had a couple of interviews lined up which all of us were looking forward to, but you never really know how these things are going to turn out.

CNN: In the Field

Man, I thought, they really know how to do things in Brooklyn.

FORBES: How I Learned Capitalism In Teaneck, New Jersey In 1963