1.  purity
2.  fineness

• 1. 纯度: purity | fineness | degree of purity | grade of purity
• 2. 高纯度: OFC | DHS-A | super purity
• 3. 靛蓝染料纯度: purity of indigo | naturalness of indigo

更多释义

• 1.水的纯度定期受到检测。
  The water is regularly tested for purity.
  dict.yoduao.com
• 2.水的纯度定期检测。
  The purity of the water is tested regularly.
  dict.yoduao.com
• 3.那里有一个高纯度锌的柱子，屹立了一段时间。
  There is a pillar there of high purity zinc that stood for the duration.
  dict.yoduao.com

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