urban communications

• 城市交通

urban communications的用法和样例：

例句

1. The level of motorization is the important symbol to transportation, especially to urban traffic.
   机动化水平是交通运输，尤其是城市交通发展的重要标志。
2. The trend of urban traffic mechanization has a great impact on traditional bicycle traffic.
   城市交通机动化的趋势对传统的自行车交通产生了较大的冲击。