多兰将头探出窗户向欢呼的人们致谢。Doran stuck his head out of the window to acknowledge the cheering.她向前探出身子看着我。She craned forward to look at me.人们把头探出窗外挥手致意。People were craning out of the windows and waving....
目的:建立应用于介入性超声的计算机辅助多角度穿刺系统.Objective To develop a computer - assisted multiangular guiding system for interventional ultrasound.介绍了激光超声的机理、光激超声波信号的检测方法及其应用.Principle and testing method of laser - generated ultrasonic and...
He's always cadging meals from his friends.他总吃朋友的便宜饭.He is always cadging a few dollars.他总是只能讨得几块钱.He was always cadging cigarettes from me.他总是向我要烟抽....
烧瓶侧面有刻度标志.The graduations are marked on the side of the flask.把烧瓶放在火上.Put the flask over the fire.满至烧瓶颈部的有机层被抽吸进入原子吸收燃烧器中.The organic layer in the neck of the flask is aspirated into the atomic absorption burner....