On April 23,1949, Changzhou-Wujin Area was liberated and Wujin County was separated out so as to establish Changzhou City.是什么意思_On April 23,1949, Changzhou-Wujin Area was liberated and Wujin County was separated out so as to establish Changzhou City.在线翻译_英语_读音_用法_例句