Usa

来自Big Physics
Safin（讨论 | 贡献）2022年4月27日 (三) 03:50的版本 （建立内容为“Category:etymology == wiktionary == [https://en.wiktionary.org/wiki/Usa ref] == etymonline == [https://www.etymonline.com/word/usa ref] USA also U.S.A., a…”的新页面）
(差异) ←上一版本 | 最后版本 (差异) | 下一版本→ (差异)

wiktionary

ref

etymonline

ref

USA

also U.S.A., abbreviation of United States of America, in use by 1814 in addresses, etc.; not common otherwise before c. 1920. Before then it often also meant United States Army.

取自“https://www.bigphysics.org/index.php?title=Usa&oldid=22095”