The European anthem was played at the opening and closing ceremonies.

欧洲颂歌在开幕式和闭幕式上演奏。

《牛津词典》

Beethoven's "Ode to Joy", the anthem of the European Union, was played along with the Soviet-era national anthem.

伴随着苏联时期的国歌，作为欧盟盟歌的贝多芬的“欢乐颂”也一同奏起。

youdao

(Choral music) The two European leaders listened to a French army choir sang the Marseillaise and then the German anthem, marking a French-German friendship that grew from the ashes of the two world wars.

VOA: standard.2009.11.11

That is the anthem of the European Union that Mitterrand worked so hard to build during his 14 years in office.

CNN: France and the world honor Mitterrand