railroad n.铁路,铁路公司vt.铺设铁...railroad rail 钢轨...railroad traffic regulations 列车运行规章...railroad bridge 铁路桥梁...railroad nystagmus 火车性眼球震颤,视动性眼球震颤...railroad car 有轨电车...railroad free delivery 铁路免费发运...railroad bonds 铁路债券...railroad earings 铁路收益(盈余)...railroad securities 铁路证券...transportation by railroad 铁路运输铁路运输...railroad certificate for elevator receipt 铁路谷仓证券...railroad bill of lading 铁路货运提单...
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