如何成功的体外冲击波碎石术?How successful is extracorporeal shock wave lithotripsy?目的探讨输尿管镜气压弹道碎石术治疗尿路结石的临床疗效.Objective : To investigate the clinic effects of ureteroscopic lithotripsy in treatment of urethral calculi.目的探讨经皮肾镜碎石术肾盂冲洗...
He lacked any of the practical common sense essential in management.管理方面基本的实用常识他一点也不懂。They lacked the scientific personnel to develop the technical apparatus much further.他们缺少能够进一步研发这一技术装置的科研人员。His music lacked that vita...
It's a difficult place to live because of its climatic extremes.该地气候极端,很难让人生存.These two previously isolated species coalesced because of some large climatic change.两个以前相隔离的种因为某种大的气候变迁而接合在一起.It’s a difficult place to...
With a low-pitched rumbling noise, the propeller began to rotate.伴随着隆隆的低沉噪声，螺旋桨开始旋转起来。I was pitched into the water and swam ashore.我被甩到水里后向岸边游去。He kept his voice low-pitched in case someone was listening.他把声音放低以防被人听见。...