“Urban challenge”的意思、由来-开放百科全书

词条	Urban challenge
释义	SeeDARPA Grand Challenge
随便看	Whittling WHITTMAN-HART Whittman-Hart Whitton Whitton, County Durham Whitton Le Wear Whitton-Le-Wear Whitton le Wear Whitton-le-Wear Whitton, London Whitton, London, England Whitton, Middlesex Whitton, North Lincolnshire Whitton railway station Whit Towers Whitwater rafting Whit Week Whit week Whitwell Whitwell, Derbyshire Whitwell Elwin Whitwell, Hertfordshire Whitwell, Rutland Whitwell, Tennessee Whitwell, TN

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。