“Improved road”的意思、由来-开放百科全书

词条	Improved road
释义	SeeGravel road
随便看	Grain Power Station Grain product Grain rust mite Grain silo Grain size distribution Grains of Paradise Grains of sand Grains of Sand (album) Grains of Sand (Dead Zone) Grains of selim Grainstone Grain supply to Rome Grain supply to the city of Rome Grain terminal Grain (textile) Grain tower Grain trade Grain Weevil Grain (weights and measures) Grain whiskey Grain Whisky Grain (wood) Grainy vision Graissessac Graitschen

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。