I don't say this to brag, but because if you asked me I would tell you that I am very shy and insecure and overcome it by pure force of will.

我说这个并不是自夸，而是因为如果你问我，我会告诉你我非常害羞，没有安全感，但我靠纯粹意志的力量克服了它。

youdao

You could say that there are two different but closely related worlds: one that is a world of pure business design and another world that is the realization of that design.

可以说，有两个紧密关联但不同的方面：一个是纯业务设计方面，另一个是设计实现方面。

youdao

I knew whisky is distilled. You say "pure", but what is the difference between purification and separation?

我知道威士忌是蒸馏来的。你刚才说“纯”，提纯和分离有什么不同呢？

youdao

you wouldn't go to a pure investment bank either and say I want to buy a hundred shares of Ford Motor Company, ? where is your stockbroker?

你不能去一个真正的投行然后说,我想买几百股福特汽车的股票，你的证券公司在哪里？

耶鲁公开课 - 金融市场课程节选

If, on the one hand, you've got biofuels which represent only a half a percent conversion of sunlight, and let's say you've got photovoltaic cells and concentrated solar power systems, the efficiency of solar in terms of pure conversion is 50-100 times greater.

CNN: Biofuels: What do the experts think?