ulcer 'ʌlsә
释义
n. 溃疡, 腐烂物
[医] 溃疡
英文释义
n. a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue
词形变化
复数: ulcers
BNC词频排名: 4,443 | 当代语料库词频排名: 10,083