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单词 air bladder
释义
Air Bladder
nnoun.animalan air-filled sac near the spinal column in many fishes that helps maintain buoyancy
Synset:float swim bladder
Hypernyms:sac
Inherited Hypernyms:air bladdersaccavitystructurebody partpartthingphysical entityentity
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更新时间:2024/12/23 22:24:27