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...
Miss Parrish recently placed an advertisement in the local news-paper.帕里什小姐最近在本埠报纸上登了一则广告。Alan Parrish: Stop giving me things that come apart.艾伦: 停下给我那些快要分裂的东西.Parrish herself and Sichuan villagers, working together in B...
他靠教书与从事新闻工作谋生。He made his living by a mixture of tutoring and journalism.谋生妙道啊！What a lovely way to earn a living.现今谋生很容易.Nowadays it is very easy to earn a living....
大臣们不应该故意地误导议会与公众。Ministers must not knowingly mislead Parliament and the public.她故意地大步走到门前,并大声敲门.She strode purposefully up to the door and knocked loudly.他故意地选择了他所过的生活,并且深知其后果.He has deliberately chosen to lead the life...