避免使用磨蚀剂，以免损坏瓷砖。Avoid abrasives, which can damage the tiles.有磨蚀作用的材料不适合擦浴缸.An abrasive material is unsuitable for cleaning baths.雨和霜都是磨蚀岩石的自然力.Rain and frost are natural agents that wear away rocks....
Bone marrow is also the repository for some leukemias and lymphomas ( Seth Rolbein )骨髓还是某些白血病和淋巴瘤的藏身处 ( 塞特罗班 )The result -- the mice developed leukemia and lymphomas.结果是 —— 实验鼠患了白血病和淋巴瘤.Does surgery belong to medical his...
Why do apparently sane people go through all the blood, sweat, tears and heartache involved in getting a PhD?为什么那些看起来神志正常的人会拼了命地要拿到一个博士学位？The relationship caused her a great deal of heartache.这段恋情使她非常伤心。...after sufferin...