ru是哪個國家的縮寫

　　Russia例句

　　The play is loosely based on his childhood in Russia.

　　那部劇大致上是根據他在俄羅斯的童年生活寫成的。

　　For years they had been betraying state secrets to Russia.

　　他們多年來一直在向俄羅斯泄露國家機密。

　　The middle decades of the 19th century marked a watershed in Russia's history.

　　19世紀中葉標志著俄國歷史的轉折點。

　　Their task is to help encourage private investment in Russia

　　他們的任務是幫助鼓動在俄羅斯進行私人投資。