| impurity | |
| 级别 | 第8级 |
| 音标 | [ ɪmˈpjʊərəti ] |
| 解释 | n.不洁，不纯，杂质 |
| 英英释义 | when a substance is mixed with another substance and makes it dirty or lower in quality |
| 发音 |  |
| 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。 2. The more general impurity acid corrosion faster. 一般来说杂质越多酸蚀速度越快。 |
