| 单词 | bladder |
| 释义 | bladder —bladderless, adj. —bladderlike, adj. /blad"euhr/, n. 1. Anat. , Zool. a. a membranous sac or organ serving as a receptacle for a fluid or air. b. See urinary bladder. 2. Pathol. a vesicle, blister, cyst, etc., filled with fluid or air. 3. Bot. an air-filled sac or float, as in certain seaweeds. 4. something resembling a bladder, as the inflatable lining of a football or basketball. 5. an air-filled sac, usually made to resemble a club, used for beatings in low comedy, vaudeville, or the like. [bef. 900; ME; OE blaeddre, blaedre bladder, blister, pimple; c. ON blathra, dial. D bladder, G Blatter; akin to BLOW2] |
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