a special railway line

a special railway line a railway a railway 在句子a special railway line 中,rail和line怎么都是名词呀, n 不可修n呀,谢谢 英语翻译1.Chinese scientists have built a special structure to solve the problem.2.The Railway Puts Tibet Closer. a special a special a special there is a railway < >in the city Run a special 英语翻译 2009 is a Special have a special dinner made.from.a.special. a special friend a special 说清楚一点 A special sauce. a special typewriter是什么意思 A special little