词汇 | air bladder |
释义 | air bladder noun [ C ] biology specialized uk/ˈeə ˌblæd.ər/ us/ˈer ˌblæd.ɚ/ 鱼鳔(帮助鱼控制浮沉和呼吸) a small bag of air or gas inside a fish's body, that helps it to float or breathe Synonym: swim bladder |
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