| 单词 | USCIS |
| 释义 | USCISBrE /ˌjuː es siː aɪ ˈes/ NAmE /ˌjuː es siː aɪ ˈes/ abbreviation United States Citizenship and Immigration Services (the US government department that deals with people from other countries who want to visit or live in the US or to become a US citizen , part of the Department of Homeland Security )美国公民及移民事务署（隶属美国国土安全部） |
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