mem·bra·nous /ˈmɛmbrənəs/
  (a.)膜的;膜狀的
  mem·bra·nous /ˈmɛmbrənəs/ 形容詞
  (拉membranaceus)膜狀的,膜質的
  Mem·bra·nous a.
  1. Pertaining to, consisting of, or resembling, membrane; as, a membranous covering or lining.
  2. Bot. Membranaceous.
  Membranous croup Med., true croup. See Croup.
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  membranous
       adj 1: relating to or made of or similar to a membrane; "membranous
              lining"
       2: characterized by formation of a membrane (or something
          resembling a membrane); "membranous gastritis" [syn: membrane-forming]