The overwhelming majority of nonlinear differential equations are not soluble analytically.绝大多数非线性微分方程是不能用解析方法求解的.The two - layer systems are by far the easier to treat analytically.双层体系更易于分析探讨.The distinction will be ma...
The trial will resume on August the twenty-second...审讯将于8月22日继续进行。It was the first of August , a perfect day, with a burning sun and a cloudless sky.八月一日这天, 阳光普照,万里无云.The Great War started in August of that year...第一次世界大...