stockpile strategic materials

例句：

1. 1. The company has beenstockpiling supplies for the upcoming winter.
   该公司一直在为即将到来的冬天储备物资。
2. 2. The farmers have been stockpilingfood for their families during the drought.
   在干旱期间，农民们一直在为他们的家庭囤积食物。
3. 3. The government is stockpiling medicines and medical supplies to preventshortages.
   政府正在囤积药品和医疗用品以防短缺。