中文翻译与英英解释

n.
〔常用 pl.〕
1.不纯，不洁。
2.下流，不道德，不贞节，杂质。
短语和例子
impurities in food 食物中的杂质。 political impurities 政治渣滓；牛鬼蛇神。

the condition of being impure
同义词：impureness,

worthless or dangerous material that should be removed; "there were impurities in the water"
同义词：dross,

Impurities are substances inside a confined amount of liquid, gas, or solid, which differ from the chemical composition of the material or compound.

例句与用法

It is free from air, moisture or impurities .
它不含空气，水份和杂物。

Impurities tend to segregate at grain boundaries .
杂质常常在晶粒间界偏析。

This impurity must be purged away after death .
这种污秽应该在死后加以净化。

The buildup of impurities often results in defective plating .
杂质的积累经常导致不良的电镀。

The impurities present have an important effect on the rate of setting .
存在的杂质对凝固速率有很大的影响。

Semiconductors containing such impurities are called p-type semiconductors .
含有这类杂质的半导体叫做P型半导体。

The residual impurities can effect wet-process production in several ways .
这些残留的杂质可能在几个方面影响湿法生产。

Silica, in fact, is a desirable impurity because it is one of the reactants .
硅石实际上是一种有用的杂质，因为它是一种反应剂。

Calcitic limestone is mainly caco 3 with relatively small amounts of impurities .
方解石灰岩，主要是由CaCo3和少量的杂质所形成。

An aqueous caustic solution removes carrier gas impurities harmful to the detector cell .
苛性碱溶液去除运载气体中对检测元件有害的杂质。