1
purity of noun
表示某物的纯净程度。
The purity of the water is essential for health.
水的纯净对健康至关重要。
纯净，纯正，纯粹；[化] 纯度
先理解核心含义，再看它在真实句子里的用法。
纯净，纯正，纯粹；[化] 纯度
the quality or state of being pure, especially being undiluted or unmixed with extraneous material; also, the degree of such purity (e.g., in chemistry)
The purity of the water is essential for health.
水的纯净对健康至关重要。
纯净的状态或程度
The state or degree of being pure.
纯净,未被稀释或掺杂
being undiluted or unmixed with extraneous material
纯洁无瑕,不知邪恶
the state of being unsullied by sin or moral wrong; lacking a knowledge of evil
女性的美德或贞洁
a woman's virtue or chastity
The purity of the spring water is guaranteed by the natural filtration process.
泉水经过自然过滤过程，其纯净度得到保证。
She values the purity of her intentions, always trying to help without hidden motives.
她珍视自己意图的纯正，总是试图不带隐藏动机地帮助他人。
The lab tested the purity of the gold sample and found it to be 99.9%.
实验室检测了金样品的纯度，发现其纯度为99.9%。
表示某物的纯净程度。
The purity of the water is essential for health.
水的纯净对健康至关重要。
动词搭配，表示保持或确保纯净。
We must maintain the purity of the experiment.
我们必须保持实验的纯度。
前置形容词修饰，如化学纯度、道德纯洁。
Chemical purity is critical in pharmaceutical manufacturing.
化学纯度在制药生产中至关重要。
Not this
The pure of the water is high.
Use this
The purity of the water is high.
错误：将形容词“pure”误用作名词。正确应使用名词“purity”表示“纯度”。
Not this
The purity process removes impurities.
Use this
The purification process removes impurities.
错误：混淆了“purity”（纯净状态）和“purification”（净化过程）。表示过程时应使用名词“purification”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
水的纯净
The purity of water in this lake is remarkable.
这个湖的水纯净度很高。
道德纯洁
She has always been admired for her moral purity.
她一直因道德纯洁而受人钦佩。
化学纯度
The chemical purity of the sample was verified by mass spectrometry.
样品的化学纯度通过质谱分析得到了验证。
心灵的纯洁
His purity of heart is evident in his kindness to all.
他对所有人的善良表明了他心灵的纯洁。
高纯度
The laboratory requires high purity reagents for the experiment.
实验室需要高纯度的试剂来进行实验。
心地纯洁
She was admired for her purity of heart.
她因心地纯洁而受到钦佩。
动机纯正
His actions were questioned, but he insisted on the purity of his motive.
他的行为受到质疑，但他坚持自己的动机纯正。
纯度测试；道德测试
The candidate had to pass a purity test before being accepted into the organization.
候选人必须通过一项道德测试才能被该组织接纳。
Use purity naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
purity = pure（纯）+ ity（名词后缀），意为纯净、纯度。
[object Object]
不可数名词，表示纯净、纯正的状态或性质。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.