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impurity中文什么意思

[ im'pjuəriti ]发音:   用"impurity"造句
  • n.
    〔常用 pl.〕
    1.不纯,不洁。
    2.下流,不道德,不贞节,杂质。
    +更多解释...
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例句与用法

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  1. It is free from air, moisture or impurities .
    它不含空气,水份和杂物。
  2. Impurities tend to segregate at grain boundaries .
    杂质常常在晶粒间界偏析。
  3. This impurity must be purged away after death .
    这种污秽应该在死后加以净化。
  4. The buildup of impurities often results in defective plating .
    杂质的积累经常导致不良的电镀。
  5. The impurities present have an important effect on the rate of setting .
    存在的杂质对凝固速率有很大的影响。

英文释义

名词
  1. the condition of being impure
    同义词:impureness
  2. worthless or dangerous material that should be removed; "there were impurities in the water"
    同义词:dross

百科释义

    Impurities are substances inside a confined amount of liquid, gas, or solid, which differ from the chemical composition of the material or compound.
    详细百科解释

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