n. 〈医〉溃疡;腐烂物;道德败坏
The ulcer had been troubling her for several years.
溃疡已经折磨她好几年了。
A 49-year-old lady had presented with an fungal corneal ulcer by a descemetocele and microperforation.
一位49岁的患者患有真菌性角膜溃疡并发后弹力层膨出和微小穿孔。
The ulcer has perforated.
溃疡已穿孔。
An ulcer perforates the duodenal wall.
溃疡使十二指肠壁穿孔。
In fact, it had exacerbated his stomach ulcer.
事实上,它已经加重了他的胃溃疡。