网络释义专业释义英英释义
air bladder
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n.
an air-filled sac near the spinal column in many fishes that helps maintain buoyancy
同义词： swim bladder
以上来源于: WordNet
柯林斯英汉双解大词典
air bladder
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1.
N an air-filled sac, lying above the alimentary canal in bony fishes, that regulates buoyancy at different depths by a variation in the pressure of the air 鱼鳔 (Also called swim bladder) [ichthyol]
双语例句
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Further, the lobe may be a fluid-filled air bladder.
更进一步地，突出部可以为充入流体的空气气囊。
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Widely distributed family of carnivorous percoid fishes having a large air bladder used to produce sound.
分布广泛的食肉性鲈形目鱼，长有能发出响声的气泡。
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Bony fishes of the southern hemisphere that breathe by a modified air bladder as well as gills; sometimes classified as an order of crossopterygii.
用气泡或腮呼吸生活于南半球的多骨鱼类；有时被归为总鳍鱼类。
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