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  1. expectorant

    • IPA[ɪkˈspɛkt(ə)r(ə)nt]

    英式

    • n.
      a medicine which promotes the secretion of sputum by the air passages, used to treat coughs.
    • noun: expectorant, plural noun: expectorants

    • 更多解釋
    • IPA[ikˈspekt(ə)rənt]

    美式

    • n.
      a medicine which promotes the secretion of sputum by the air passages, used to treat coughs.

    Oxford American Dictionary