urban congestion

• 市区拥挤

urban congestion的用法和样例：

例句

1. For example, staggering people's holidays or hours of work can do much to relieve the city's traffic congestion.
   例如，错开人们休假时间和上下班时间就能大大缓和市区交通拥挤的状况。
2. Nowadays, as the population and vehicles increase, urban districts seem to be more crowded.
   如今，随着人口增长和交通工具增多，市区似乎变得更拥挤了。