sandbagger

例句：

1. 1.They used the sandbag to block the entrance of the cave.
   他们用沙袋堵住了洞穴的入口。
2. 2. The soldier was using a sandbagger to clear the rubble from the street.
   士兵正在使用沙包机清理街道上的瓦砾。
3. 3. The children were playing with their sandbaggers in the park.
   孩子们在公园里用他们的沙包玩具玩耍。