一级理论和二级理论的区别

Hearing Ning Cheng's words, Qiang Xiang took a breath. Ning Cheng was not even afraid of Holy Master Xuanhuang. From Ning Cheng's tone, it was obvious that he had met and fought with Holy Master Xuanhuang. After fighting with Holy Lord Xuanhuang, Ning Cheng is still standing here safe and sound. How terrifying must this be?...