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单词 swim bladder
释义

Definition of swim bladder in English:

swim bladder

noun
Zoology
  • A gas-filled sac present in the body of many bony fishes, used to maintain and control buoyancy.

    〔动〕鳔

    Example sentencesExamples
    • An important organ seen in ray-finned fish but not in cartilaginous fish is the swim bladder.
    • A characteristic of the family Gobiidae is the absence of a swim bladder, which is used for buoyancy control.
    • The swim bladders of fish work much the same way as a scuba diver's buoyancy control device.
    • Some fish, for example, have processes from the swim bladder to the inner ear to transmit airborne vibrations.
    • In addition, temperature affects whether or not a fish will sink or float, by altering the volume of gas within the swim bladder.

Definition of swim bladder in US English:

swim bladder

nounswim ˈbladər
Zoology
  • A gas-filled sac present in the body of many bony fishes, used to maintain and control buoyancy.

    〔动〕鳔

    Example sentencesExamples
    • A characteristic of the family Gobiidae is the absence of a swim bladder, which is used for buoyancy control.
    • The swim bladders of fish work much the same way as a scuba diver's buoyancy control device.
    • An important organ seen in ray-finned fish but not in cartilaginous fish is the swim bladder.
    • In addition, temperature affects whether or not a fish will sink or float, by altering the volume of gas within the swim bladder.
    • Some fish, for example, have processes from the swim bladder to the inner ear to transmit airborne vibrations.
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更新时间:2024/10/19 15:34:57