求翻译：南宋时，重庆叫恭州，宋光宗先封恭王后即位当皇帝，自诩为“双重喜庆”，他即位后升恭州为重庆，重庆由此得名。是什么意思？

Southern Song Dynasty, Chongqing is called Christine state, came to the throne after Prince Gong Song Guangzong first seal when the emperor himself as "a double celebration," he ascended the throne after the rise Christine state of Chongqing, Chongqing, hence the name.

Southern Song dynasty, Chongqing is called Christine, closures, Song-Christine Queen i.e. when the emperor, he boasted that he is "double celebration, and post-" And he rose to Chongqing, Christine, Chongqing.

When Southern Song Dynasty, Chongqing calls gong the state, Song Guangzong first to seal gong queen takes a seat works as emperor, boasts of being “the dual jubilations”, after he takes a seat rises gong the state is Chongqing, Chongqing acquires fame from this.

When the Southern Song dynasty, Chongqing gongzhou, Emperor Guangzong of Song Feng Gong Queen ascended the Emperor first, bills itself as "double happy", he ascended and then increased gongzhou for Chongqing, Chongqing got its name.

When Southern Song Dynasty, Chongqing calls gong the state, Song Guangzong first to seal gong queen takes a seat works as emperor, boasts of being “the dual jubilations”, after he takes a seat rises gong the state is Chongqing, Chongqing acquires fame from this.