苏联 + Noun Phrase
The noun 苏联 (Sūlián) is the Chinese abbreviation for the Soviet Union (苏维埃社会主义共和国联盟). It refers to the former federation of socialist republics that existed from 1922 to 1991. It is used in historical and political contexts.
苏联在一九九一年正式解体了。
sūlián zài yī jiǔ jiǔ yī nián zhèngshì jiětǐ le.
The Soviet Union officially dissolved in 1991.
我爷爷年轻的时候去苏联学习过工程技术。
wǒ yéye niánqīng de shíhou qù sūlián xuéxí guò gōngchéng jìshù.
When my grandfather was young, he went to the Soviet Union to study engineering.
苏联曾经是世界上面积最大的国家。
sūlián céngjīng shì shìjiè shàng miànjī zuìdà de guójiā.
The Soviet Union was once the largest country in the world by area.