contamination
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/
kənˌtæm.əˈneɪ.ʃ
ə
n
/
noun
the process of making something dirty or poisonous, or the state of containing unwanted or dangerous substances:
The water supply is being tested for contamination .
供水系统正在接受污染测试。
defilement
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/
dɪˈfaɪl.mənt
/
noun
the action of spoiling something or someone so that that thing or person is less beautiful or pure:
People were furious at this defilement of the countryside.
人们对这种污染乡村的行为感到愤怒。
pollution
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/
pəˈluː.ʃ
ə
n
/
B1
noun
damage caused to water, air, etc. by harmful substances or waste:
air/water pollution
空气／水污染
discoloration
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/
ˌriː.kənˈtæm.ə.neɪt
/
verb
to make something dirty, infected, or poisonous again, for a second, third, etc. time:
The winter storms release the oil from the boulders and cobbles, recontaminating adjacent wetlands.
recontamination
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/
kənˈtæm.ə.neɪ.t̬ɪd
/
adjective
poisonous or not pure:
The infection was probably caused by swimming in contaminated water/water contaminated with sewage.
这种感染可能是由于在受污染的水/受污水污染的水中游泳而引起的。
polluted
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If you speak off the cuff, you say something without having prepared or thought about your words first.
