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contaminant

/kənˈtæmənənt/ /kənˈtæmɪnənt/

Meanings
noun

污染物，杂质。

That which contaminates; an impurity; foreign matter.

Examples :

"Put the lid on the jar to keep contaminants out."
盖上罐子的盖子，防止污染物进去。
environment material substance chemistry medicine

Related Words

Illustration contaminates

contaminates verb

/kənˈtæməˌneɪts/

污染，玷污.

"The factory's waste contaminates the nearby river, making the water unsafe to drink. "

工厂排放的废料污染了附近的河流，导致河水无法安全饮用。

Illustration matter

matter noun

/ˈmætə/ /ˈmætɚ/

物质， 物体

"The scientist carefully examined the strange matter in the lab. "

科学家仔细检查了实验室里那奇怪的物质。

Illustration foreign

foreign noun

/ˈfɒɹən/ /ˈfɔɹən/

外国人，外宾.

"The foreign student in my class has a different cultural background than the rest of us. "

我们班里的那位外国学生，文化背景和我们其他人不太一样。

Illustration that

that noun

/ˈðæt/ /ˈd̪æt/ /ˈðɛt/

那个，那件事。

"My sister brought several books to the library, and that one is about dinosaurs. "

我姐姐带了几本书去图书馆，那本是关于恐龙的。

Illustration put

put noun

/pʊt/ /pʌt/

看跌期权，抛售权。

"The farmer had a put on the tomatoes, guaranteeing a price of $2 per pound. "

这位农民持有西红柿的看跌期权，保证了每磅2美元的价格。

Illustration impurity

impurity noun

/ɪmˈpjuɹɪti/

杂质，不纯物

"Even animals in the Jewish system cause impurity only when they are dead."

即使在犹太教的体系中，动物也只有在死后才会造成不洁净的状态（含有杂质的状态）。

Illustration keep

keep noun

/kiːp/

主楼，碉楼

"The castle's keep stood tall above the surrounding walls. "

城堡的主楼高耸于四周的城墙之上。

Illustration the

the adverb

/ði/ /ˈðiː/

越...越..., 愈...愈...

"It looks weaker and weaker, the more I think about it."

越想越觉得它很无力。

Illustration lid

lid noun

/lɪd/

眼睑，眼皮

"The doctor carefully examined the child's swollen lid. "

医生仔细检查了孩子肿胀的眼皮。

Illustration jar

jar noun

/dʒɐː/ /dʒɑː/ /dʒɑɹ/

坛子，罐。

"My grandmother keeps her favorite olive oil in a large, old clay jar. "

我奶奶把她最喜欢的橄榄油放在一个大的、老式的陶土坛子里。

Illustration which

which pronoun

/wɪt͡ʃ/

哪个，哪些

"By now, you must surely know which is which."

到现在，你肯定应该知道哪个是哪个了吧。

Illustration contaminants

contaminants noun

/kənˈtæmənənts/ /kənˈtæmənɪnts/

污染物，杂质。

"Put the lid on the jar to keep contaminants out."

盖上罐子的盖子，防止污染物进入。