impurities

[im'pjuəritis]

n. 杂质
名词impurity的复数形式

例句与用法：

A material added in small amounts during a chemical or metallurgical process to absorb impurities.

吸气剂以少量加入化学或冶金过程中用来吸收杂质的物质

Pig iron is converted into steel by removing most but not all the impurities.

生铁变成钢要除掉大部分而不是全部的杂质。

Workers are removing impurities from silver.

工人们正去除银中的杂质。

There are some impurities in food.

食物中有一些杂质。

词形变化：

副词: impurely | 形容词比较级: impurer | 形容词最高级: impurest | 名词: impureness |