road map (also roadmap)

• 1. 

  N-COUNT A road map is a map which shows the roads in a particular area in detail. 陆路交通图

• 2. 

  N-COUNT A road map of something is a detailed account of it, often intended to help people use or understand it. 指南

  例：

  The idea was to create a comprehensive road map of the Web.

  这个想法原是为万维网做一个综合指南。

• 3. 

  N-COUNT When politicians or journalists speak about a road map to or for peace or democracy, they mean a set of general principles that can be used as a basis for achieving peace or democracy. (和平或民主的)准则; 指导方针 [usu N 'to/for' n]

  例：

  He raised doubts about the American road map to a peace settlement.

  他对美国提出的达成和平协议的指导方针提出了质疑。