欧洲专利局的官方语言只有英语，法语及德语。

The EPO has only three official languages: English, French and German.

youdao

欧洲专利局不是欧盟的机构。

The EPO is not an EU institution.

youdao

欧洲专利局不是欧盟的机构。

The EPO is not an EU institution.

youdao