你的理论纯粹是主观臆测。
Your theory is pure conjecture.

他纯粹出於恶意抨击政府。
His attack on the government was pure vitriol.

你是那麽想的吗？纯粹是错觉！
You think that, do you? Pure illusion!

这次出席纯粹是自愿的。
Attendance is purely voluntary.

｀你怎样做出这种事来？＇｀我也不知道，纯粹是闹著玩儿。＇
`Why did you do it?' `I don't know, pure whimsy.'

她的表现纯粹是演戏。
Her performance was pure camp.

这纯粹是懒惰。
It's laziness, pure and simple.

我把你的文件丢了，纯粹是碰上倒霉事了。
I lost your file by pure mischance.