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  1. Oxford American Dictionary

    emission

    • IPA[əˈmiSH(ə)n]

    美式

    • n.
      the production and discharge of something, especially gas or radiation；an ejaculation of semen

    • noun: emission, plural noun: emissions

    • 釋義

    名詞

    • 1. the production and discharge of something, especially gas or radiation the effects of lead emission on health cuts in carbon dioxide emissions
    • ▪ an ejaculation of semen nocturnal emissions