impurity im'pjuәriti
释义
n. 杂质, 不洁, 不纯
[化] 杂质
英文释义
n. worthless or dangerous material that should be removed
n. the condition of being impure
词形变化
复数: impurities
BNC词频排名: 15,794 | 当代语料库词频排名: 17,928