swim-bladder

 
[s'w?mbl'?d?r]     [s'w?mbl'?d?r]    
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swim-bladder的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:

英英釋義

名詞 swim bladder:
  1. an air-filled sac near the spinal column in many fishes that helps maintain buoyancy

swim-bladder的相關(guān)資料:

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