bursa是什么意思 n. 囊, 黏液囊[医] 囊, 粘液囊, 伞(昆虫) n. a city in northwestern Turkeyn. a small fluid-filled sac located between movable parts of the body especially at joints bursa的用法和例句: 1. I noticed some damage to the subdeltoid bursa. 我看到在...