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单词 air sac
释义
Air Sac
nnoun.bodya tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
Synset:air cell alveolus
Derivationally Related Form:alveolate
Part Holonyms:lung
Hypernyms:sac
Inherited Hypernyms:alveolussaccavitystructurebody partpartthingphysical entityentity
nnoun.animalany of the thin-walled extensions of the tracheae of insects
Part Holonyms:insect
Hypernyms:sac
Inherited Hypernyms:air sacsaccavitystructurebody partpartthingphysical entityentity
nnoun.animalany of the membranous air-filled extensions of the lungs of birds
Part Holonyms:bird
Hypernyms:sac
Inherited Hypernyms:air sacsaccavitystructurebody partpartthingphysical entityentity
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更新时间:2025/1/3 18:55:07