绝大多数非线性微分方程是不能用解析方法求解的.The overwhelming majority of nonlinear differential equations are not soluble analytically.与微分相反的运算叫做积分.The operation that is the inverse of differentiation is called integration.这称为正规微分方程组.This is...
Jones harps on this theme more than on any other.这个话题最能让琼斯唠叨个没完。Fusilier Jones ran towards the Ops Room to find his lieutenant.燧发枪团士兵琼斯奔向作战指挥室寻找他的中尉长官。A life of John Paul Jones had long interested him.他很久以来一直都想创作一部关于约翰·保...
...exhaustion or post-viral debility.体力衰竭或感染病毒后引起的虚弱无力After her long illness she is suffering from general debility.久病之后,她身体虚弱.Laziness leads to debility.懒则衰.After her operation she suffered from general debility.她在手术後感到...
大运河在天津和海河汇合.The Grand Canal joins the Hai River at Tianjin.这本综合说明书是集若干图片汇合而成的.This composite illustration was made by putting together a number of drawings.哪两条河在里昂相汇合?Which two rivers join at Lyon?...
I have never been to Urumqi.我从未去过乌鲁木齐.People were also arrested along roads leading to Urumqi, he said.他说,很多人在去往乌鲁木齐的路上被逮捕.Urumqi, mainly to store wholesale trade, mainly engaged in lighting, sanitary ware.本人乌鲁木齐人, 以专卖店为...
Diplomacy was in his blood: his ancestors had been feudal lords.他天生擅长交际：他的祖先曾是封建领主。The Swedes had sought his freedom through quiet diplomacy.瑞典人通过秘密的外交手段来争取他的自由。Prince Sadruddin lavished praise on Britain's contribu...