欧安组织

ōu ān zǔ zhīouanzuzhi

1. Organization for Security and Cooperation in Europe (OSCE), abbr. for 歐洲安全與合作組織|欧洲安全与合作组织[Ou1 zhou1 An1 quan2 yu3 He2 zuo4 Zu3 zhi1]

Study it in Yanamino