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  1. nicotine

    • IPA[ˈnɪkətiːn]

    英式

    • n.
      a toxic colourless or yellowish oily liquid which is the chief active constituent of tobacco. It acts as a stimulant in small doses, but in larger amounts blocks the action of autonomic nerve and skeletal muscle cells.
    • noun: nicotine

    • 相關詞
    • n.
      a patch impregnated with nicotine, which is worn on the skin by a person trying to give up ...

    Oxford Dictionary

    • n.
      a patch impregnated with nicotine, which is worn on the skin by a person trying to give up ...

    Oxford American Dictionary

    • adj.
      (of cigarettes or tobacco) containing less nicotine than is standard: some smokers inhale deeper and smoke more after switching to low-nicotine cigarettes

    Oxford Dictionary

    • 更多解釋
    • IPA[ˈnikəˌtēn]

    美式

    • n.
      a toxic colorless or yellowish oily liquid that is the chief active constituent of tobacco. It ...

    Oxford American Dictionary