市间铁路

例句：

1. 1. The city's new subway system is expected to improve transportation between the downtown and the suburbs.
   城市新的地铁系统预计将改善市中心和郊区之间的交通。
2. 2. The train service between the two cities is efficient and reliable.
   两城市之间的火车服务高效可靠。
3. 3. The intercity railway connects major cities in the region, providing easy access for travelers.
   城际铁路连接该地区的主要城市，为旅客提供了便捷的通行方式。