abbr. 蘇維埃社會(huì)主義共和國(guó)聯(lián)盟（Union of Soviet Socialist Republics）
英英釋意
1. a former communist country in eastern Europe and northern Asia; established in 1922; included Russia and 14 other soviet socialist republics (Ukraine and Byelorussia an others); officially dissolved 31 December 1991