urban growth pole

例句：

1. 1. The city's rapidgrowth has led to a surge in demandfor housing.
   城市的迅速增长导致了对住房需求的激增。
2. 2. The urban growth pole is the heartof the city's economic activity.
   城市增长极点是城市经济活动的核心。
3. 3. As theurban population grows, so does the needfor efficient transportation systems.
   随着城市人口的增长，对高效交通系统的需求也在增加。