urban external communication

• 对外交通

urban external communication的用法和样例：

例句

1. As the external traffic is improved, the opportunity of the tourism speedup development of the folk area in Southeast Chongqing is grown up gradually.
   摘要随着对外交通条件的改善，渝东南民族地区旅游业加速发展的时机渐趋成熟。