freight train kilometers

例句：

1. 1.The freight train traveled for several hours to reach the destination.
   货运列车行驶了几个小时才到达目的地。
2. 2. The freight train was carrying heavy cargo across the country.
   货运列车正在运送沉重的货物穿越全国。
3. 3.The freight train arrived at the station just in time for the next departure.
   货运列车准时到达车站，准备下一班出发。