Figure 4 - 2 shows a present - day laboratory version of the electroscope.图4 - 2就是目前实验室里的验电器样式.The leaves of the electroscope slowly diverge.验电器的叶片慢慢张开.Figure 4 - 2 a present - day laboratory version of the electroscope....
一下子就印好了几十张图片.A couple of dozen prints were rolled off in no time.股票以每五十张为一宗出售.The share is on offer in parcel of 50.他给四处散放的设备拍了好几十张照片.He was taking several dozen photographs of the spread - out equipment....
He reported that two suspicious-looking characters had approached Callendar.他报告说两个形迹可疑的人曾跟卡伦德接触过。Outside each door a guard sprang to attention as they approached.当他们走近时，每扇门外都有一名卫兵肃身立正。As we approached the summit we were ...