沙包

例句：

1. 1. He used a sandbagto block the hole in the wall.
   他用沙袋堵住了墙上的洞。
2. 2. Thesoldiers carried heavy sandbags across theriver.
   士兵们扛着沉重的沙袋过河。
3. 3. The engineers were busy filling sandbags for the flood defense.
   工程师们忙着为防洪填沙袋。