load hour factor

例句：

1. 1. The ship was loadedwith cargo before leaving port.
   船只在离开港口前装载了货物。
2. 2. Thedriver had to load theheavy box onto the back ofhis truck.
   司机不得不把沉重的箱子装上卡车的后部。
3. 3. Thetrain was loaded with passengersfor its journey across the country.
   火车上满载着乘客，准备穿越国家。