柯林斯词典bursitis /bɜːˈsaɪtɪs/ 1. N inflammation of a bursa, esp one in the shoulder joint (尤指肩关节)滑囊炎 返回 bursitis剑桥词典a condition in which the bursa (= sacs filled with fluid that protect tissue from injury due to friction ) becomes swollen and painful 滑囊炎，粘液囊炎 返回 bursitis