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....
“我是个幸运的人，本不配如此幸运，”他谦虚地说。"I'm a lucky man, undeservedly lucky," he said humbly.对我来说幸运的是，我的朋友发现了非常严重的错误。Fortunately for me, my friend saw that something was seriously wrong.我经常想到那些没我这么幸运的人。I often think about those le...
The tectonic stress the Earth are mainly on the upper lithosphere.地球内部构造应力主要集中于岩石圈上层.Maginal orogeny was formed on this condition with same relative motion trend between lithosphere and asthenosphere.板缘造山主要表现为岩石圈和软流圈以基本相...