英语词汇“air bladder”是什么意思，“air bladder”的读音、用法及例句翻译-乐坝网

词汇	air bladder
释义	air bladdern.Biology（名词）【生物学】 An air-filled structure in many fishes that functions to maintain buoyancy or, in some species, to aid in respiration. Also called swim bladder 鳔；气囊：一种充满空气的结构，许多鱼类用此来保持漂浮或者有些物种的鱼用此来帮助呼吸也作 swim bladder See float 参见 float
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