impurityKK [ˏɪmˋpjʊrəti] /ˌɪmˈpjʊɹəti/发音名词1杂质常用复数The filter removes impurities from the drinking water.这个滤心可以滤掉饮用水中的杂质。2不纯、不洁The impurity of the metal weakened the whole structure.金属的不纯使整个结构变得脆弱。3不贞、淫秽旧式The old sermons warned believers against impurity of thought.旧时的讲道警告信徒不可有淫秽的念头。用这个字练口说→