齿轨铁路

例句：

1. 1. The new railway is the fastest in the country, with a speed of up to 200 km/h.
   这条新铁路是全国最快的，时速可达200公里。
2. 2. The engineers are working hard to ensure the safety of passengers and staff on the railway.
   工程师们正努力确保火车上乘客和员工的安全。
3. 3. The railway is expected to connect major cities in the region, promoting economic development.
   预计这条铁路将连接该地区的主要城市，促进经济发展。