urban agglomeration

例句：

1. 1. The city's rapid growth has led to the emergence of many new urban agglomerations.
   城市的快速扩张已经导致了许多新的都市集聚区的诞生。
2. 2. These urban agglomerations are often characterized by high levels of economic activity and cultural diversity.
   这些都市集聚区通常以经济活动高度活跃和文化多样性丰富而著称。
3. 3. As more people move into urban agglomerations, there is an increasing need for public transportation.
   随着越来越多的人迁入都市集聚区，对公共交通的需求日益增加。