ulcern.溃疡;腐坏物;弊病
ulcer-cancer溃汤商癌
ulcerated cough疮闭咳嗽
ulcer of nipple乳头溃疡
ulcer of sclera巩膜溃疡
ulcerated edema水毒
ulcer colonitis溃疡性结肠炎
ulceroglandular溃疡腺的
Ulcer of tongue舌溃疡
ulcer of cornea黑睛溃陷
Ulcer of rectum直肠溃疡