1、On the same day, the United States Army celebrates its birthday.
同一天，美國陸軍慶祝自己的生日。

2、GPS is a satellite positioning system that was developed by the United States army in the 1970's.
GPS是本世紀(jì)70年代由美國陸?？杖娐?lián)合研制的新一代空間衛(wèi)星導(dǎo)航定位系統(tǒng)。

3、a soldier who is a member of the United States Army Special Forces
美國特種部隊中的士兵。

4、In the United States Army, orange is the color of the United States Army Signal Corps.
在美國陸軍中，橙色是通信兵的代表色。

united states army翻譯