The existence of atomic facts we also call a positive fact, their non-existence a negative fact.

我们还把原子事实的存在称为肯定的事实，把原子事实的不存在称为否定的事实。

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The fact that they had decided to come was interpreted as a positive sign.

他们已经决定要来的事实可被解释为一个积极的信号。

《柯林斯英汉双解大词典》

So it is a fact, he says, that some positive changes have taken place.

他说，事实上已经发生了一些积极的改变。

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The fact that the Obama administration is giving a great deal of attention to Afghanistan is seen as a major positive according to Zoran Milovic, the Kabul-based representative of the Asia Foundation.

VOA: standard.2009.10.27

So in fact this is indeed a positive number so we didn't make a mistake in our signs.

因此等式的右边也是正数,两边符号吻合。

麻省理工公开课 - 热力学与动力学课程节选

10 Even if your content subtotal was negative ten, that doesn't mean you're not better off alive, because negative ten plus the extra hundred points for the mere fact that you're alive is still going to give you a positive total, 90 plus 90.

就算你的生活内容部分总和是，那也不意味着你活得不够好，因为-10加上额外的100分说明了,你活着得到的总和仍然是正数，超过。

耶鲁公开课 - 死亡课程节选

"Whereas the Funding for Lending Scheme (FLS) was conceived by the UK authorities to mitigate the worst impacts of a potential fresh credit crunch, its launch has in fact coincided with a more positive external funding environment, in part due to European Central Bank actions, " said the CML's chief economist Bob Pannell.

BBC: For Sale signs

And they tried to bring proximity in some points between the viewpoints of Iran and their own, which we believe is a positive step, despite the fact that we have a long way to go to reach the optimum point.

BBC: Iran nuclear crisis: Jalili says talks 'positive step'

And so while all of us are wondering is there a moment at which she's going to concede or signal that she's giving up, in fact it had a very positive response with a specific demographic that she's interested in, which is making sure she's doing well with American white suburban women, and with the Latino audience.

NPR: Democrats Feud; McCain Stews over 'Times' Piece