. . . "02467581-n"^^ . . "float"@en-us . . "air bladder"^^ . . "102467581"^^ . "102379378"@en-us . . "swim bladder"@en-us . "air bladder"@en-us . . . . "an air-filled sac near the spinal column in many fishes that helps maintain buoyancy"@en-us . "0"^^ . . . . "0"^^ .