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  1. Oxford American Dictionary

    contamination

    • IPA[kənˌtaməˈnāSH(ə)n]

    美式

    • n.
      the action or state of making or being made impure by polluting or poisoning

    • noun: contamination, plural noun: contaminations

    • 釋義

    名詞

    • 1. the action or state of making or being made impure by polluting or poisoning the risk of contamination by dangerous bacteria the contamination of his morals