load of fixed direction

例句：

1. 1. The truck is carrying a heavy load of goods.
   卡车正运送着沉重的货物。
2. 2. The ship's cargo was loaded onto the dock.
   船的货物被装上了码头。
3. 3. The weight of the load is too much for me to carry.
   这个负载对我来说太重了，我无法承受。