How 'd you Know about all that?

你是怎么知道这些的？

youdao

Here is part of it. "I used to try on Mommy's jeans, just to see how they'd fit on me.

VOA: special.2009.04.27

Now the question you'd need to ask yourself is how do you know this didn't happen to you last night?

现在你要问自己的问题是,你怎么知道,昨晚你没发生这样的事？

耶鲁公开课 - 死亡课程节选

I'd be interested to know, gentleman down here, how do you do this?

我很好奇,我想知道,下面这位男士,你是怎么听的

耶鲁公开课 - 聆听音乐课程节选

Dr. Snyder may have found one in his serendipitous discovery of how D-serine functions.

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Maybe the Internet industry is finally starting to get the hang of how D.

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Snyder may have found one in his serendipitous discovery of how D-serine functions.

FORBES: Repairing The Brain