Scientists have established a connection between cholesterol levels and heart disease.

科学家已证实胆固醇含量与心脏病之间有关联。

《牛津词典》

We have established socialist system.

我们已经建立了社会主义制度。

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Researchers have established that when people are mentally engaged, biochemical changes occur in the brain that allow it to act more effectively in cognitive areas such as attention and memory.

研究人员已经证实，当人们动脑筋时，大脑中会发生生化变化，使其在注意力和记忆等认知区域更有效地发挥作用。

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Removal from office would have established the idea that the president could serve only with the approval of Congress.

VOA: special.2010.02.04

All right. So jumping in to having established that, yes, particles have wave-like behavior, even though no, hey're not actually photons, we can't use that equation.

好的，我们已经承认了，粒子有波动性，虽然它们不是光子，我们不能用这个方程。

麻省理工公开课 - 化学原理课程节选

People have argued over the authenticity of them, although I think by now it is established that they are his.

虽然人们曾质疑其真假，但我想现在应该尘埃落定,确定是他亲笔所写。

耶鲁公开课 - 政治哲学导论课程节选

The Salem Educational Foundation and Alumni Association have established a scholarship in memory of Ward, a 2007 graduate.

CNN: Honoring the journalists killed on live TV

Once you have established your business objectives, the task of choosing the right technology is simplified.

FORBES: Custom Software Development: A Luxury You May Not Need

"We have established that accelerants were used to start the fire, " Mr Riley said.

BBC: Michael Griffiths