USAR

例句：

1. 1.美国陆军
   United States Army
2. 2. 美国陆军航空兵
   United States Army Air Forces
3. 3.USAR，即“Uniformed Service Ammunition Regiment”
   统一服务弹药营
4. 1.The USAR team was deployed to the battlefield to provide support for the troops.
   美国陆军部队被部署到战场，为军队提供支持。
5. 2. The USAR conducted a search and rescue mission in the disaster area.
   美国陆军执行了一次搜救任务，在灾区进行救援。
6. 3. The USAR was responsible for training the new recruits in the use of weapons and equipment.
   美国陆军负责培训新兵使用武器和装备。