The nineteenth century witnessed a revolution in ship design and propulsion.19世纪船舶设计和船舶动力领域发生了重大的变革。Interest in jet propulsion was now growing at the Air Ministry.航空部对喷气推进的兴趣正在增加。The liquids employed for rocket propulsio...
flight vehicle propulsion system飞行器推进系统The nineteenth century witnessed a revolution in ship design and propulsion.19世纪船舶设计和船舶动力领域发生了重大的变革。...the submarine's propulsion system.潜水艇的推进系统Adduction of the upper arm to m...
Mr Griffin gave a regretful smile.格里芬先生遗憾地笑了笑。Mr Griffin jerked forward in his chair.格里芬先生坐在椅子上猛地向前一凑。Mr Griffin jerked forward in his chair...格里芬先生坐在椅子上猛地向前一凑。Mr Griffin made a jerky gesture.格里芬先生急匆匆地做了个手势。We thought a ...
For the oppression and fetal canal to form WaiZhi before anus damage.胎儿对产道的压迫和损伤容易形成肛前外痔.TWO NEW SPECIES OF TAB ANUS FROM GANSU ( DIPTERA. TABANIDAE )甘肃原虻属二新种记述 ( 双翅目: 虻科 )Enemas do NOT eliminate ALL bacteria and germs f...
打屁股是教育儿童守纪律的好方法 吗 ?Is spanking a good way to discipline children?他好好地教训了那个小鬼一顿(打屁股).He gave the brat a good spanking.最后, 受过良好教育的男女们开始意识到了打屁股和性兴奋之间的直接联系.Finally, well - educated women and men became aware of a direct conn...
She was unable to sell it, because for one thing its size was awkward.她卖不掉它，一来是由于尺寸用起来不方便。Don't set him the task. For one thing he's old; for another he's in poor health.不能让他去干, 一则年纪大, 二则身体弱.Many people wa...