neighbourhood density

例句：

1. 1. The city's population densityis a major concern for its future development.
   该市的人口密度是其未来发展规划的一个主要问题。
2. 2. The dense forests provide anatural habitat for many species of wildlife.
   茂密的森林为许多野生动物提供了自然的栖息地。
3. 3. The new subway system will increasethe density of the urban area, whichcould lead to more congestion.
   新的地铁系统将增加城市区域的密度，这可能会导致更多的拥堵。