| 单词 | impurity |
| 释义 | impurity/ɪmˈpjʊərəti ||; ɪmˈpjυrətɪ/noun (plural impurities) 1. [c] [usu.pl] a substance that is present in small amounts in another substance, making it dirty or of poor quality 杂质: ◇people are being advised to boil their water because certain impurities have been found in it. 水里发现了一些杂质，当局建议大家把水煮开。 2. [u] (old-fashioned 旧) the state of being morally bad 淫秽 ☞look at purity. 参看purity。impuritysee ⇨ pure 3 im·pu·ri·ty /ɪm`pjrətɪ; ɪmˈpjʊərɪti/n [c]a part of an almost pure substance that is of a lower quality 不纯之物，杂质:◇minerals containing impurities 含杂质的矿物 |
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