路基列车

crowded train───拥挤的火车

road train───公路列车；道路列车；汽车列车

road trains───公路列车；道路列车；汽车列车

road-train───公路列车；道路列车；汽车列车

board a train───上火车

boat train───港口联运列车；港口接驳列车

camel train───骆驼队

he hung, at the front of the train, about two feet above the roadbed.───他悬在火车的前面，离路基大约两英尺。

I took a train from Florida to NYC we arrived 12 HRS late. The roadbed is archaic up to Washington DC.───我坐火车从佛罗里达至纽约要12个小时，那路基老过去华盛顿的。