rail link       
noun [ C ] uk/ˈreɪl ˌlɪŋk/ us/ˈreɪl ˌlɪŋk/
 (两地之间的)铁路
a railway route between two places
  Between 1940 and 1980, it provided a vital rail link with the beef market towns of the south. 在1940年至1980年间,它为南部的牛肉生产集镇提供了重要的铁路连接。 
 Buyers are willing to pay a premium for a home with good rail links. 买家愿意为有方便的火车线路的房屋支付溢价。 
 - More examples
 - There were plans for a high-speed rail link to run through Stratford.
 - From there, rail links can take the trash to landfills.
 - Some 10m people have been marooned by the latest rains, with road and rail links severely disrupted.