That is partly why Microsoft has taken so long to perfect its new operating system, Windows Vista.

这就是微软为什么要花那么长的时间去完善其操作系统windows vista的部分原因。

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This high evaluation of the theory of proportions was, however, not always matched by a readiness to perfect its methods.

然而，在对于比例理论如此之高的评价之下并没有相应的完美方法。

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GestureTek, with offices in Silicon Valley and Ottawa, has spent a quarter-century trying to perfect its technology and has enjoyed some success.

位于硅谷和渥太华GestureTek公司，已经花了25年努力完善自己的手势控制技术，并已颇见成效。

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"Do not doubt my power. I am ready to make this cheek as perfect as its pair."

VOA: special.2009.09.26

The butterfly is the perfect work of art because it is both a representation and alive. It has eyes on its wings.

这只蝴蝶是一个完美的艺术作品,因为它不但是画像，也是,鲜活的，它的翅膀上有眼睛。

耶鲁公开课 - 1945年后的美国小说课程节选

I'm going to argue for the latter of what I just said, for the fact that human nature needs to be obeyed with all its flaws,with all its shortcomings, as opposed to attempting to perfect it on the psychological level.

我会谈到后者，就是说我们必须顺从于人性,接受它所有的缺陷和优点，而不是试图从心理层面上,完善它。

哈佛公开课 - 幸福课课程节选

Meanwhile, Uber was trying to perfect its model, employing Ph.

WSJ: The Weekend Interview with Travis Kalanick: The Transportation Trustbuster

This popular five-star hotel has had five years to perfect its product, and attracts a crowd of insiders who appreciate its discreet, cosy feel, with extras like a plush private screening room and see-and-be-seen patio.

BBC: Business trip: Toronto

Sicilia points out that the pertussis vaccine isn't perfect and its protection wanes after about five years.

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