road area per capita

例句：

1. 1.The city's road network has been expanding rapidly in recent years, with a significant increase in the road area per capita.
   近年来，该市的道路网络迅速扩张，人均道路面积显著增加。
2. 2.The expansion of the highway will greatly improve the road area per capita for residents.
   高速公路的扩建将极大地提高居民的人均道路面积。
3. 3.The government is committed to improving the road network and increasing the road area per capita to facilitate urban development.
   政府致力于改善道路网络并增加人均道路面积，以促进城市发展。