英文字典中文字典51ZiDian.com
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bulla 音标拼音: [b'ʊlə] 大炮 大炮 bulla n 1: (pathology) an elevation of the skin filled with serous fluid [synonym: {blister}, {bulla}, {bleb}] 2: the round leaden seal affixed to a papal bull Bulla \Bul"la\, n.; pl. {Bull[ae]}. [L. bulla bubble. See {Bull}
an edict.] 1. (Med.) A bleb; a vesicle, or an elevation of the cuticle, containing a transparent watery fluid. [1913 Webster] 2. (Anat.) The ovoid prominence below the opening of the ear in the skulls of many animals; as, the tympanic or auditory bulla. [1913 Webster] 3. A leaden seal for a document; esp. the round leaden seal attached to the papal bulls, which has on one side a representation of St. Peter and St. Paul, and on the other the name of the pope who uses it. [1913 Webster] 4. (Zool.) A genus of marine shells. See {Bubble shell}. [1913 Webster]
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