army epidemic prevention

例句：

1. 1. The army is training soldiers for the upcoming battle.
   军队正在训练士兵准备即将到来的战斗。
2. 2. The army has been deployed to the border to prevent any potential invasion.
   军队已经部署到边境以防止任何潜在的入侵。
3. 3. The army's main goal is to protect the country and its people.
   军队的主要目标是保护国家及其人民。