exurban       
adjective  geography specialized uk/ekˈsɜː.bən/ /eɡˈzɜː.bən/ us/ekˈsɝː.bən/ /eɡˈzɝː.bən/
 城市远郊的
relating to a region beyond the suburbs (= the areas built around cities) where not many houses are built and where rich people often live
  an exurban community 远郊社区 
 He did extremely well among exurban voters. 他获得了非常多远郊选民的投票。 
 See: exurb
 - More examples
 - Exurban areas have grown fast and are full of young families.
 - Walton made his fortune by selling goods at low prices in downscale rural and exurban communities.
 - The Forest Service advises exurban landowners to reduce their fire danger by pruning low branches near their homes.