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  1. Oxford Dictionary

    ketene

    • IPA[ˈkiːtiːn]

    英式

    • n.
      a pungent colourless reactive gas, used as an intermediate in chemical synthesis.；a substituted derivative of ketene.

    • noun: ketene, plural noun: ketenes

    • 更多解釋

    ketene

    • IPA[ˈkētēn]

    美式

    • n.
      a pungent colorless reactive gas, used as an intermediate in chemical synthesis.

    Oxford American Dictionary