eudol[医] 二氢羟基可待因酮EUabbr.欧盟(=European Union)Eutrema edwardsiin.西北山嵛菜Euler hyperspbere欧拉超球面EU RoHS Directive欧盟RoHS指令eutectic freezing共晶凝固Eucommia ulmodies杜仲Euphorbia humilisn.矮大戟Euglena granulatan.颗粒裸藻Euonymus carnosusn.肉花卫矛Euphona personatan.黑头蜡嘴雀(雀科)Euonymus crenatusn.灵兰卫矛