Title: You er xin li xue
Description: Ben shu bao kuo:you er xin li xue de yi ban wen ti, You er ren zhi he yan yu fa zhan, You er qing xu ge xing yu she hui xing de fa, You er huo dong xin li si bian nei rong.
Subjects: Er tong xin li xue, Jiao cai, Xue qian er tong, You er shi fan xue xiao