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英语解释

air sacs

汉语翻译

【医】 肺泡

air sacs英语解释

名词 air sac:

  1. a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
    同义词:alveolus, air sac, air cell
  2. any of the thin-walled extensions of the tracheae of insects
    同义词:air sac
  3. any of the membranous air-filled extensions of the lungs of birds
    同义词:air sac
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