| 单词 |
air-bladder |
| 释义 |
ˈair-ˌbladder [air- 7.] 1. A bladder or sac filled with air in an animal or plant, as those in the fronds of sea-weeds and other floating plants; also, an ‘air-hole’ or vesicle in glass or cast-metal.
1731Arbuthnot Aliments (J.) The pulmonary artery and vein pass along the surfaces of these airbladders. 1769Strange in Phil. Trans. LIX. 55 Globular appearances, like air-bladders. 1789Lightfoot Fl. Scot. II. 904 Bladder Fucus..In the disc or surface are immersed hollow sphærical or oval air-bladders. 1869Eng. Mech. 15 Oct. 106/3 If too hot, it is liable to have air-bladders. 2. The swimming-bladder of fishes.
1678Cudworth (J.) The airbladder in fishes seems necessary for swimming. 1772Watson Isinglass in Phil. Trans. LXIII. 7 The sounds, or air-bladders of fresh-water fish. 1855Owen Vertebr. i. xi. (L.) The air-bladder is lined by a delicate mucous membrane. |

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