an established fact

It is an established ⑨ fact that factory workers work better, harder, and have fewer accidents when their machines are painted orange rather than black or gray.

事实证实，假如把工厂里的机器油漆成橘黄色而不是黑色或灰色，工人就会干得更勤奋、更出色，事故也会更少。

Environmental warning is defined by the author as giving a warning on environmental degeneration or ecological negative evolution to the public before an established fact.

环境预警是对环境质量退化和生态系统逆化演替的先觉性报警；

It is quite an established fact that mountain bicycles are aptly designed following the present trend and demand.

这是相当不争的事实山地自行车是恰当的设计之后，目前的趋势和需求。

That link is an established medical fact.

那一关联是已经证实的医学事实。

"It is an established fact in Translation Studies that if a dozen translators tackle the same poem, they will produce a dozen different versions" ( Bassnett, 1991:26).

巴斯内特说过翻译学有一个众所周知的事实，同一首诗，如果让十二个译者来翻译，就会有十二种不同的译文。

As regards your question, it is an established fact that all the Prophets and Messengers of God were sent as light bearers to humanity;

对于你的问题，值得肯定的是安拉所有的先知和使者是作为人类的指路明灯被派遣的。

However, to a growing number of scientists and psychiatrists, the correlation between the two is an established fact.

然而，越来越多的科学家与心理学家认为，两者之间的关系是二个既定事实。

I am not happy, this is an established fact.

我不开心, 这个是既定的事实.