also A.E.F., abbreviation of American Expeditionary Force, the U.S. military force sent to Europe in 1917 during World War I.
updated on October 03, 2016
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。