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  1. Oxford American Dictionary

    ammonia

    • IPA[əˈmōnyə]

    美式

    • n.
      a colorless gas with a characteristic pungent smell. It dissolves in water to give a strongly alkaline solution.；a solution of ammonia, used as a cleaning fluid.

    • noun: ammonia

    • 更多解釋

    ammonia

    • IPA[əˈməʊnɪə]

    英式

    • n.
      a colourless gas with a characteristic pungent smell, which dissolves in water to give a ...

    Oxford Dictionary