If I had HIV, I would know.

如果我携带艾滋病毒，我会知道。

youdao

"If that had happened I would know about it," he said.

他说：“如果真有这事，我会知道的。”

youdao

I would know the words which he would answer me, and understand what he would say unto me.

我必知道他回答我的言语，明白他向我所说的话。

youdao

Yet,even though you may be angry, I would know that at heart, you are a kind person.

VOA: special.2010.07.11

It's very simple. It's this: if I know what I'm doing, it is almost inevitably the case that you would know also.

实际上十分简单：,如果我知道我创作的是什么，那么你很可能也知道我创作的内涵。

普林斯顿公开课 - 人性课程节选

So I just want, you know, I feel like that experience would be enriched if I, you know, learned the language.

我始终觉得，如果我会韩语的话，我在韩国的经历会更加丰富。

学习外语的原因 - SpeakingMax英语口语达人

In any case most inaugural addresses are rather badly written, and I would know.

WSJ: A Sourpuss? Moi?

And I would know as I have been visiting the island for more than 20 years and was living there for nearly all of 2007.

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Then I mail merged it into a calendar format so that if the weather for any given day in the campaign mattered I would know exactly what it was.

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