stockpile of strategic agricultural materials

例句：

1. 1.The farmers have stockpiled supplies for the winter.
   农民们已经为冬天囤积了物资。
2. 2. They were stockpiling weapons to defend their homeland.
   他们正在囤积武器来保卫自己的国家。
3. 3.The company has been stockpiling its inventory in anticipation of a potential downturn.
   该公司一直在囤积库存，以应对潜在的经济下滑。