1.美國陸軍
2.手冊及條令
3.美國軍隊
4.北約代號
例句
1.An h1n1 virus jumps from pigs to humans and kills a us army recruit.
壹種從豬跳躍到人的h1n1病毒殺死壹名美軍新兵。
2.As a retired US Army colonel, I would particularly enjoy helping the staff of the MilitaryMuseum.
作為壹名退休的美軍上校，我特別願意幫助軍事博物館的工作人員。
3.By then a US army colonel had admitted to the Afghans that the shootings were a "terrible, terrible mistake" and "a stain on our honour".
至此，美國陸軍上校才向阿富汗方賣弄承認這次槍擊事件是壹件“非常非常糟糕的錯誤”和“有辱於我們的榮譽”。