| 词汇 | cia |
| 词源 | CIAU.S. civilian espionage agency, initialism (acronym) of Central Intelligence Agency, founded 1947 as successor to the Office of Strategic Services (OSS). updated on March 02, 2013 |
| 随便看 |
英语词源词典收录了45867条英语词源词条，基本涵盖了全部常用英语词汇的起源、历史，是研究英语词汇或通过词源学英语的必备工具。