This is evidence, not conjecture.

这是证据，而非推测假想。

youdao

Here is why evolution is science and not conjecture.

这一点也说明了为什么说进化论是科学而不是推测。

youdao

That was a conjecture, not a fact.

那是个推测，不是事实。

《柯林斯英汉双解大词典》

suppose we make for, the moment, the bold conjecture, the philosophical claim, that not only is pleasure and the absence of pain, not only is pleasure one good thing and pain one bad thing.

假设此刻我们做出大胆猜测，哲学声称，不仅只,快乐和没有痛苦，快乐不止是一样好的东西，痛苦不止是一样坏的东西。

耶鲁公开课 - 死亡课程节选

And it's at this point, and I think it's, importantly, not before this point, that Milton's able to throw himself fully into that eroticized conjecture, that catalog of all the flowers that was to be thrown onto the hearse bearing Lycidas' body that we looked at last time.

此时，我认为，弥尔顿能够让他自己完全,投入那种情色的推测中去，投入到那种所有的花儿，都被投入到我们最后见到的,的骸骨中去，是非常重要的。

耶鲁公开课 - 弥尔顿课程节选

Iraq's systematic deception of the first lot of inspectors sent to disarm it after the Gulf war is a matter of record, not conjecture.

ECONOMIST: America and Iraq

Let me tell you about my case, this is not conjecture.

FORBES: Encore Capital Collection Settlement Draws AG's Ire

This is not conjecture.

WHITEHOUSE: President Obama Speaks at the Associated Press Luncheon