| 单词 | impurity |
| 释义 | Word Frequency impurity(ɪmˈpjʊərɪtɪ) nounWord forms: plural -ties 1. the quality of being impure 2. an impure thing, constituent, or element impurities in the water 3. electronics a small quantity of an element added to a pure semiconductor crystal to control its electrical conductivity See also acceptor (sense 2), donor (sense 5) |
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