单词 | impurity |
释义 | impurityimpuritiesimpurityimpurity /ɪmˈpjʊərəti $ -ˈpjʊr-/ noun [countable] (plural impurities) a part of an almost pure substance that is of a lower quality: There were some impurities in the metal.beimpurity这金属中有些杂质。 |
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