Traini特拉伊尼trainn.列车；火车；行列；一系列vt.训练；培训；瞄准vi.进行锻炼，接收训练；练习train of work thoughts工作思路Trains run on rails.火车在轨道上行驶。train power generation列车发电train induced air flow列车风Train Contour Matching地形匹配(制导)train describer system铁路车次跟踪显示Train vibration source列车震源train telephone system列车电话系统train air signal valve列车号态气阀train sb. for a race训练某人赛跑