railway inspection car铁路: railway; railroad; rail验: examine; check; test道: road; way; route; path验道: road inspection山区铁路用轨道车: rail car for mountain railway下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:铁路验道车,即可在微信中查询翻译