Title: Quan shi jie dou zai wan de ke xue you xi
Description: Ben shu jing xin tiao xuan le 100 duo ge ke xue you xi, Bao kuo wu li he hua xue liang ge fang mian, Zhi zai yong sui shou ke de de cai liao, Jian ming yi dong de bu zhou, Jing qi you qu de jie guo, Yu ke xue yuan li yu you xi zhi zhong.
Subjects: Zi ran ke xue, Qing nian dou wu .