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单词 contaminate
释义
contaminate
verb [ T ]
  ENVIRONMENT uk/kənˈtæmɪneɪt/ us
to make something less pure or make it poisonous:
The government recently reported that 10% of farmland has been destroyed by pollution and that heavy metals contaminate 12 million tons of grain a year.
There are fears that exported products could contaminate food supplies abroad.

contamination

noun [ U ]
The report concluded that bacterial contamination at the factory could occur no matter what technology was being used.
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更新时间:2024/11/11 7:53:45