你想吃地道的家常饭菜，你说你吃够了宾馆里和航班上味道不纯的食品。

You wanted proper home-cooked meals, you said you had enough plastic hotel food and airline food.

《柯林斯英汉双解大词典》

即使没有烈酒，酿酒也是不纯的。

Even without the kicker the brew is impure.

youdao

不纯的颜色。它含有黑色或三种原色。

Dirty colour a colour containing three primary colours or any colour with black.

youdao

Purity, which is the absence of impurity, is a prerequisite for access to the holy or for holy status.

纯洁，不纯的反义词，是接近神圣或达到神圣状态的先决条件。

耶鲁公开课 - 旧约导论课程节选

And scholarship of the nineteenth century and most of the twentieth century is generally characterized by a deep-seated bias that views impurity rules as primitive and irrational taboos, and sacrifice as controlled savagery that's empty of any spiritual meaning.

十九世纪和二十世纪的大部分时期,学术界都有一个,很深层的偏见，那就是认为不纯的规则是,原始且无理的，献祭是野蛮人才干得出来的,无任何精神意义的活动。

耶鲁公开课 - 旧约导论课程节选