impurities

英 [ɪm'pjʊərɪtɪs] 美 [ɪm'pjʊərɪtɪs]

• n. 杂质
• 名词impurity的复数形式.

英英释义

名词 impurity:

1. worthless or dangerous material that should be removed

2. the condition of being impure

例句

用作名词 (n.)

1. Filtering the water removed some of its impurities.
   把水过滤一下除去了一些杂质。
2. Workers are removing impurities from silver.
   工人们正去除银中的杂质。