bulla
US /ˈbʊl.ə/
UK /ˈbʊl.ə/
名词
1.
大水泡, 水疱
a large blister or skin vesicle filled with fluid
示例:
•
The burn resulted in a painful bulla on her arm.
烧伤导致她手臂上出现一个疼痛的大水泡。
•
The doctor drained the large bulla to relieve the pressure.
医生排空了大的水泡以减轻压力。
2.
骨泡, 中空骨突
a hollow, bony prominence, especially on the skull
示例:
•
The auditory bulla in mammals houses the middle and inner ear structures.
哺乳动物的听觉骨泡容纳中耳和内耳结构。
•
Fossil evidence often includes well-preserved cranial bullae.
化石证据通常包括保存完好的颅骨骨泡。
3.
铅印章, 教皇训谕
a lead seal attached to a papal bull or other official document
示例:
•
The ancient decree was authenticated by a heavy lead bulla.
这份古老的法令由一个沉重的铅印章认证。
•
Historians studied the intricate designs on the papal bulla.
历史学家研究了教皇印章上复杂的图案。