护照过期是无效的.A passport that is out of date is invalid.今天宇航员将会做最后一次尝试，力图把一颗通信卫星从无效的轨道上抢救下来。Astronauts will make a final attempt today to rescue a communications satellite from its useless orbit.此外，他们还声称任何这样的干预都是完全无效的。Further...
鼓手托尼∙考克斯Tony Cox on drums一名临时顶替的鼓手使劲敲着一根响弦和一对铙钹。A stand-in drummer bashes on a single snare and a pair of cymbals.士兵为皇家队伍护驾,鼓手为其鸣锣开道.Soldiers escorted the royal procession and drummers gave warning of its approach....
“款”的英语可以翻译为：sincere，[书]leisurely，slowreceive with hospitality，entertain，[书]knocksection of an article in a legal document, etc.，paragraph，a sum of money，fund ...
He is obsessional about tidiness.他过分爱干净.She is obsessional about cleanliness.她有洁癖。She became almost obsessional about the way she looked.她对自己外表的关注近于强迫。Obsessional personalities commonly ruminate excessively about death.有...
可将模型置于浸没液槽中,以消除此种误差.This can be eliminated by placing the model in an immersion cell.他解答了我们的问题:放在前面的储液槽是装牛奶用的!He explained our problem - the reservoir at the front was for milk!该装置主要由二级吸收塔和碱液槽等组成.The device mainly compri...
目的了解产妇产褥初期(产后2周)低钾血症发生率 、 临床特点及观察方法.Objective To observe hypokalemia and study its incidence, clinical features at primitive puerperium.多巴酚丁胺组心衰发生率更高,而左西孟旦组房颤, 低钾血症和头痛的发生率更高.There were higher incidences of atrial fibrill...
双壁钢围堰是桥梁深水基础施工的重要设施.Double - wall steel cofferdam is the important facility of bridges deepwater foundation.二是临时围堰及后方陆域连接工程.The other part is temporary cofferdam and the rear land - based connection project.临时附属工程主要是临时围堰...