EOFn.地球轨道飞行EOabbr.工程指示(=Executive Order)abbr.椭圆的轨迹(=Elliptical Orbit)abbr.终端站(=End Office)abbr."异-或"逻辑(=Exclusive OR)eoking cycle生焦周期Eozoic group始生界eobiogenesis原始生命起源, 曙生物发生Eocretaceous[地质]始白垩层Eocene epoch始新世EO modulator电光调制器Eodal-dong於达洞(韩国)eolian plain风成平原eompatilizer增容剂eoidemiology流行病学