a river which rises in the Black Forest in SW Germany and flows about 2,850 km (1,770 miles) into the Black Sea. It is the second-longest river in Europe after the Volga; the cities of Vienna, Budapest, and Belgrade are situated on it. German name
多瑙河(发源于德国西南部黑林山,注入黑海,全长约2,850公里,即1,770英里,是次于伏尔加河的欧洲第二长河,流经维也纳、布达佩斯和贝尔格莱德等城市;德语名