Title: Chao ji yu er shi
Description: Ben shu zuo zhe cong si ge fang mian zong jie le yu er jing yan, Bao kuo:zhao gu you er yi ding hui yong dao de ji ben fa bao, You er shi qi de 7 ge guan jian wen ti, Zen yang yu you er yi qi du guo mei hao de yi tian, You yong de zi yuan.
Subjects: Ying you er, Bu yu, Ji ben zhi shi