It is a system of all principles of pure reason.

它是纯粹理性的所有原则的体系。

youdao

The unavoidable problems of pure reason are God, freedom and immortality.

纯粹理性不可回避的课题就是上帝、自由和不死。

youdao

We can know simply by applying pure reason that these things are all true of the world.

单凭纯粹理性，我们就知道这些事物是真实存在的。

youdao

He was instructing us in the principles of pure reason.

NEWYORKER: Midnight in Dostoevsky

But for the same reason again, pure buckyballs are of little medical use.

ECONOMIST: Carbon balls to a radical rescue

Much like the obligated colonoscopy who will almost always find a polyp, most procedures are just a business activity to keep healthy individual under check for no reason, other than pure hypochondriac needs.

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