ulcerate造句

1、In advanced stages the opaque corneas may ulcerate and even perforate.
在疾病后期，不透明的角膜可能产生溃疡，甚至穿孔。

2、Varices in the esophagus, which often occur in liver disease, can ulcerate and bleed.
静脉曲张在食道会溃疡和出血，常发生在肝疾病。

3、Aspirin can ulcerate the stomach lining.
阿司匹林能造成胃壁溃疡。