Impurity
[ ɪm'pjʊrəti ]
第5级
其它 Other
n. 污点，污染;掺杂，不纯;不道德，罪恶;混杂物，粗劣品;
💡 词根助记
im不+pur纯洁+ity名词后缀 → 不纯；有罪
📝 例句
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。
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。
impurity diffusion technique
杂质扩散工艺
Make a clear distinction Between purity and impurity
泾渭分明
measurement of impurity profiling
杂质分布测量技术
🌱 联想助记
im 不 + pure 纯
✅ 同义词
🔴 反义词
🔤 词根
in-在b、m、p前变为im-
表示“内”
📖 牛津释义
impurity
n
1 [U] state orquality of being impure 不纯; 不洁; 淫秽.
2 [C] substancepresent in another substance that makes it of poor quality 杂质
remove impurities from silver 去除银中的杂质.
🔁 扩展释义
*[im'pjuәriti]n. 杂质, 不洁, 不纯【化】 杂质【医】 不纯, 杂质
🏥 医学释义
不纯，杂质
🌿 同词根单词
📖 同为「CET-6」词汇
查看全部CET-6词汇 ›🗣️ 情景例句
There was less food for birds and also for the prairie dog, a kind of animal which lives in holes in the ground.
供鸟类吃的食物少了，供草原犬鼠（一种生活在地洞里的动物）吃的食物也少了。
Some stories are for swallowing. Imagine that you have found a good story, and, what is even more important, the time to enjoy it. You might be on holiday, or on a long train journey. If it is a good book, you might say, It's so good I can't put it dow
“这本书太好了，我舍不得把它放下。”但是并非所有的故事书都属于这一类。书评家们有时把一些书说成是“难以释手”的书，或者是“难以再读”的书。
A further million watched as the fire, following Indian custom, turned his body to ashes.
数百万人注视着缓慢的送葬队伍抬着他的遗体通过首都。还有上百万人看着将他的遗体按印度习惯火化成骨灰。