The car's improved suspension gives you a smoother ride.

汽车悬架经过改进，乘坐起来更平稳。

《牛津词典》

The chief designer has just completed a new improved model.

首席设计师刚刚完成了一个新的改良模型。

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In one study, just reading outside in a green setting improved kids' symptoms.

在一项研究中，仅仅是在绿色环境下阅读就改善了孩子的症状。

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The researchers said tPA improved the chances of a successful result by thirty-one percent and produced no change in the death rate.

VOA: special.2009.09.22

And that in some sense they would live on in this society which they had improved and made a better thing.

因而在某种程度上来说他们在今天依然活着,活在这个他们所改良的美好世界

耶鲁公开课 - 古希腊历史简介课程节选

Perhaps you are a little bit more optimistic, a little bit more utopian-- human nature can be improved.

也许你更乐观，更加乐天，人性可以改善。

哈佛公开课 - 幸福课课程节选

"Murray is a greatly improved tennis player and a greatly improved athlete, " said David Owens from West Sussex.

BBC: Fans proud of Murray effort

Bordeaux president Jean-Louis Triaud said on Wednesday that he would grant Chamakh his dream move to Arsenal if Gunners manager Arsene Wenger returned with a improved offer.

BBC: Chamakh pushes for Arsenal move

For non-oil industry, a greatly improved infrastructure is a prerequisite.

ECONOMIST: Letters