Being authentically or genuinely such by birth.
纯种的出身纯正或血统纯净的
pure air and water; pure gold; pure primary colors; the violin's pure and lovely song; pure tones.
纯净的空气和水；纯金；纯净的三原色；小提琴纯净可爱的歌唱；纯净的音色。
Fresh, pure air.
新鲜的、纯净的空气
Not mingled or diluted with extraneous matter; pure.
未掺杂的，无杂质的，纯净的
Pure water is distillable.
纯净的水是可由蒸馏而得的。
The water in mountain rivers is usually pure.
在山间河流中的水通常是纯净的。
" Pure chloride of sodium is not liable to deliquesce" (David Page).
“纯净的氯化钠是不易潮解的”（戴维 佩吉）
Pure chloride of sodium is not liaBle to deliquesce
纯净的氯化钠是不易潮解的
dons living in a rarefied academic atmosphere
生活在纯净的学术气氛中的大学教师.
"Pure chloride of sodium is not liable to deliquesce"(David Page).
“纯净的氯化钠是不易潮解的”（戴维·佩吉）
colorless glass made of almost pure silica.
无色玻璃，用近乎纯净的硅石制成。
any of various naturally occurring impure mixtures of hydrocarbons.
各种天然生成、不纯净的烃类混合物。
clarified butter used in Indian cookery.
纯净的黄油，用在印度烹调术中。
A good book is the purest essence of a human soul.
“好书是人类灵魂最纯净的精髓。”
The air here is fresh and clean.
这里的空气新鲜、纯净。
the benign influence of pure air.
纯净空气的有益影响。
And the snow-white sheet of paper did remain pure and chaste for ever, pure and chaste - and empty.
果然，这张白纸得以永续自己的洁白和纯净了：洁白，纯净，又空空如也。
(of a sum of money) with nothing to be deducted;net
（指一笔钱）不再扣除的,纯的,净的