. . . . . . . . . "Li shi zhi shi du wu" . "Ya [pian;pan] zhan zheng" . . . . "鸦片战争" . . . "历史知识读物" . . . "Yapian zhanzheng" . "History" . . . "Yapian zhan zheng" . "Ya pian zhan zheng" . "1840 - 1842" . . . . "Chine" . . "China" . .