established fact

基本解释

When a scientific principle is common knowledge even in grammar school, you know it has long since crossed the line from theory to established fact.
当一项科学原则即便在文法学校也变成一种共识，你知道它长久以来已经超越了理论范畴成为既定的事实。
I ask because deflation in Japan is a well-established fact of life, and Japan's demographics are likely to reinforce expectations of falling prices.
我这样问是因为通货紧缩在日本已经是公认的事实，而且日本的人口特征可能加强日本物价下跌的预期。
It is also a well-established fact that the IPCC relies on datasets - not from any single source - but from a number of institutions in different parts of the world.
IPCC为基础的数据库是源于世界各地众多的研究机构而非单听一面之辞，这已是再明了不过的事实。

when in fact we have a pretty well-established historical record here that establishes what Stalin did as a leader,"
It's simply a convention established after the fact that allows us to organize material in ways that we can grapple with it ways that we can understand it.
这仅仅是在事后建立的一种惯例,好让我们组织材料,用容易整理的方式,用容易理解的方式
耶鲁公开课 - 聆听音乐课程节选
So why, according to scholars like Sarna, would a biblical author from that period portray the Arameans as close kin, unless they had some older tradition, established tradition that reflected that fact?
因此根据Sarna一派的学者，为什么那段时期的圣经作者,会把亚兰人描绘成至亲呢，除非是他们有相同的古老传统,通过树立传统来反映现实吗？
耶鲁公开课 - 旧约导论课程节选

The government's defence that convergence has only just become an established fact is nonsense.
ECONOMIST: Regulating communications