Aspirin can ulcerate the stomach lining.阿司匹林能造成胃壁溃.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.The tumors are large but do not ulcerate through the skin.瘤体大但皮肤不破溃....
He moved all the caked and crusted dishes into the kitchen.他把所有长期没洗的餐具都拿到厨房。He sat down to remove his mud-crusted boots.他坐下来脱掉那沾满泥的靴子。Look, the paste has crusted on your sleeve.瞧, 糨糊都嘎巴在你袖子上了....