Mathematics is the science of pure quantity.

数学是纯粹研究数量科学。

I helped him purely and simply out of friendship.

我帮纯粹是出于友情。

The items he makes are purely decorative.

那些物品纯粹用于装饰。

I guess it sheer waste of time arguing about it.

看来争论这件事纯粹是浪费时间。

I realized he accepted my suggestion for purely sentimental reasons.

我意识到接受我建议纯粹出于感情上缘故。

He saw a book on the table and picked it up, idly curious.

看见桌子上一本书，纯粹出于奇而拿了起来。

The Zeitgeist of these centuries operated against the development of a pure science.

这几世纪时代精神阻碍了纯粹科学发展。

I lost your file by pure mischance.

我把你文件丢了，纯粹是碰上倒霉事了。

The monarch’s role is purely ceremonial.

君主纯粹是个礼仪职位。

In the philosophy of Kant, a concept of reason that is transcendent but nonempirical.

纯粹理性概念德学中一个超验，非经验理性概念。

This is a purely hypothetical situation.

这纯粹是一种假设情景。

"Did you come to Paris for the purpose of simple leisure, or for business purposes?"

"你到巴黎来目纯粹是为了休闲,还是为了生意?"

Her posh accent is pure affectation.

她时髦腔调纯粹是矫揉造作。

It was purely a trick question.

这纯粹是一个有意捉弄人问题。

It's laziness, pure and simple.

这纯粹是懒惰。

Her pains are mostly pure imagination.

她疼痛多半是纯粹想像出来东西。

By pure chance he found the rare book he needed in a little second-hand bookshop.

"纯粹由于偶然机会,在一家小旧书店里找到了所需要那本难得书。"

These changes are purely cosmetic.

这些改变纯粹是装饰门面。

Their friendship remained purely platonic.

们保持着纯粹友谊关系。

His ideas are positively antediluvian!

思想是纯粹老古董!