traffic density

例句：

1. 1.The city is experiencing a surge in traffic density due to the construction of new roads.
   由于修建新路，该市的交通密度正在上升。
2. 2. The increase in traffic density has led to longer commute times for many people.
   交通密度的增加使得许多人的通勤时间变长。
3. 3.The traffic density map shows the distribution of vehicles across the city.
   交通密度地图显示了城市内车辆分布的情况。