impurity
英 [ɪmˈpjʊərəti] 美 [ɪmˈpjʊrəti]
双语例句
- 1 . The oxygen reacts vigorously with the impurity in the iron.
- 氧气与铁中的杂质发生剧烈的化学反应.
来自辞典例句
- 2 . This impurity must be purged away after death.
- 这种污秽应该在死后加以净化.
来自辞典例句
- 3 . The impurity of supposedly pure subcellular fractions is a constant threat to the plant biochemist.
- 以为亚细胞组分很纯而实际不纯的情况,一直是植物化学家感到难办的问题.
来自辞典例句
- 4 . Silica, in fact, is a desirable impurity because it is one of the reactants.
- 硅石实际上是一种有用的杂质,因为它是一种反应剂.
来自辞典例句