break load

例句：

1. 1.The heavy load of work made him feel exhausted.
   繁重的工作使他感到精疲力尽。
2. 2. The ship was carrying a heavy load of cargo.
   这艘船正运送着沉重的货物。
3. 3. He had to carry a heavy load on his back all day.
   他整天都得背着沉重的负担。