Objective To study the diagnosis value of helical CT singlet hilum of lung and mediastinal lymphadenectasis.目的探讨螺旋CT对单纯肺门纵隔淋巴结肿大的表现及诊断.Result: NK - LGLL is a rare disease, its clinical characters are obviously general sy...
The pill is the most efficient method of birth control.服用避孕药是最有效的避孕方法。She had been on the pill for three years.她吃口服避孕药已有3年。It was at that time she started taking the contraceptive pill.她就是从那个时候开始服用避孕药的。...
He felt irritated and strangely fragile, as if he were recovering from a severe bout of flu.他感到恼火和莫名其妙的虚弱，仿佛经历了一场重感冒，正在康复。The latest bout of violence has claimed twenty four lives...最近发生的一起暴力事件造成24人死亡。Based on thermodyna...
Today, North America is not only the world's breadbasket, but its feed bag as well.今天, 北美不仅是世界的粮仓, 而且也是世界的饮料库.By the early 19 th century fantasies of an Amur breadbasket had revived.1820年左右还出现了殖民夏威夷的奇思妙想.China is al...
再小的细节都逃不过她的眼睛。No detail was too small to escape her attention.这个小金球重0.25盎司。This little ball of gold weighs a quarter of an ounce.他们在小舢板上漂浮了3个小时后才被发现。They were spotted after three hours adrift in a dinghy....