I am not happy, this is an established fact.

我不开心，这个是既定的事实。

youdao

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。

youdao

And it's an established fact that trouble sleeping is also one of the major triggers of relapse among recovering alcoholics.

而人们戒酒难的原因之一便是睡眠问题，这已是不争的事实。

youdao

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

ECONOMIST: Regulating communications

It is an established fact that college students love to talk their way to intellectual discovery, though the kids in this crowd were more smartly dressed than your average twenty-something.

FORBES: Young Women Shine At Students For Liberty Conference

The announcement that they're releasing today is the first time President Bush or any senior administration official has used such strong language saying that global warming is an established fact, that it's a serious threat and that industrialized countries have to work together to stop it.

NPR: G8 Leaders Agree on Aid Package for Africa