一级理论和二级理论的区别

Ye Ziqing's face was tender and thin. When he heard these ambiguous words, his pretty face that was already a bit crimson suddenly turned even redder, as red as the sunset on the horizon. Lu Feng looked at her appearance at this time, and suddenly remembered a sentence, 'The most tenderness of bowing her head is like the shyness of a water lotus that cannot bear the cool breeze.'...