EU

名词 eu:

1. a bivalent and trivalent metallic element of the rare earth group
   同义词：europium, atomic number 63
2. an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members
   同义词：European Union, European Community, EC, European Economic Community, EEC, Common Market, Europe

Eu
NONE（无词性）
The symbol for the element europium
元素europium的符号