US
also U.S., abbreviation of United States, attested from 1834. U.S.A. for "United States of America" is recorded from 1885; before that it generally meant "U.S. Army."
| 词汇 | US |
| 词根词缀 | Online Etymology Dictionary US also U.S., abbreviation of United States, attested from 1834. U.S.A. for "United States of America" is recorded from 1885; before that it generally meant "U.S. Army." |
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