他已经知道真相了。因此，不可能保密了。

He has known the truth. Therefore, there is no chance to keep it a secret.

youdao

他说他已经知道了一切。

He says he already knows everything about it.

youdao

他已经知道怎样使自己平静下来。

He's learned how to calm himself down.

youdao

Milton wants to create the illusion that he's predicting, or that he's prophesying, the actions recounted in the poem, as if Milton were prophesying what of course we know to be already past.

弥尔顿想给我们一种他在预言，诗中所叙之事的感觉，似乎他是在预言这些我们都知道已经发生了的事情。

耶鲁公开课 - 弥尔顿课程节选

Anyway, the story ends and Nala goes back and is now armed with probability theory, we assume.

不管怎样,在故事结尾,那勒回去了,我们知道他已经掌握了概率论的知识

耶鲁公开课 - 金融市场课程节选

Haze In Haze's case, he does this over and over and over again.

对于，他已经不知道多少次这样了。

耶鲁公开课 - 1945年后的美国小说课程节选