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1. Oxford Dictionary

   alveolus

   • IPA[ˌalvɪˈəʊləs]

   英式

   • n.
     any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange.；an acinus (saclike cavity) in a gland.

   • noun: alveolus, plural noun: alveoli

2. • 釋義

   n.

   名詞

   • 1. any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange.
   • ▪ an acinus (saclike cavity) in a gland.
   • 2. the bony socket for the root of a tooth.
3. • 更多解釋

   alveolus

   • IPA[alˈvēələs]

   美式

   • n.
     any of the many tiny air sacs of the lungs which allow for rapid gaseous exchange.

   Oxford American Dictionary