1. air bladder, gas bladder, swim bladder. 2. air sac (in birds and insects)

listen to the pronunciation of 1. air bladder, gas bladder, swim bladder. 2. air sac (in birds and insects)
الإنجليزية - التركية
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1. air bladder, gas bladder, swim bladder. 2. air sac (in birds and insects)
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