目的: 探讨单纯鼓室成形术后发生胆脂瘤的原因并提出预防措施.Objective : To investigate the reasons of the second cholesteatoma of postoperative tympanoplasty.目的探讨外耳道胆脂瘤的病因和治疗方法.Objective To study the cause and treatment of external acoustic meatus ch...
When you are sitting, keep your elbow on the arm rest.坐立时，把胳膊肘靠在扶手上。There was not much elbow room in the cockpit of a Snipe.“沙锥鸟”战斗机的驾驶舱空间不太宽敞。He lay beside her awkwardly, propped on an elbow.他用一只胳膊肘支着身体，别扭地躺在她旁边。...
He has profited by selling his holdings to other investors...他将自己的股票卖给其他投资者，从中获利。Last year he netted a cool 3 million pounds by selling his holdings...去年他通过出售自己持有的股份获得了整整300万英镑的净收入。Sid's amazing wealth comes from ho...