基本解释n.杂质名词impurity的复数形式.同根派生 impurities相关词英汉例句用作名词 (n.)Filtering the water removed some of its impurities.把水过滤一下除去了一些杂质。Workers are removing impurities from silver.工人们正去除银中的杂质。impurities更多例句