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 running diagram运行图train air conditioner客车空调train editing routine列车编组程序train shunting effect列车分路[流]作用[效应]trainning in hospital医院内培训train control whistle列车自动控制的气笛train braking systems列车制动系统train reassembly yard列车改编场train-gauge balance应变天平train washing machine列车清洗机