railon Basic wordsalso onCEFR Elementary (A2)? CEFR Intermediate (B1)? Band 1 (BND1)? 围栏,轨道,钢轨 railroad railroad(noun) 铁路,铁路公司 railroads railroads(noun) 铁路部门,铁路(railroad的复数) rails rails(noun) 铁路(rail的复数形式) railways railways(noun) 铁路(railway的复数形式) rail rail(noun) 围栏,轨道,钢轨 railway railway(noun) 轨道,铁道部门,(英)铁路 Forms noun railroad railroads rails railways rail railway