a detailed plan or explanation to guide you in setting standards or determining a course of action;
"the president said he had a road map for normalizing relations with Vietnam"
a map showing roads (for automobile travel)
road map的用法和样例:
例句
A road map is a visualization of geographic information. 道路图是可视化的地理信息。
A road map is a two-dimensional object that contains points, lines, and polygons that can represent cities, roads, and political boundaries such as states or provinces. 道路图是一种二维对象,其中包含点,线,多边形以代表城市,道路,及省或州的行政区划边界。
Is there a place where a road map is available near at hand? 附近有没有什么地方能买到本市的街道图。