一级理论和二级理论的区别

I heard that Fellow Daoist Lin is said to be invincible at the same level and the best swordsman in the world. I, Gongsun Zhuo, want to test his edge and have a fair fight with you in the Domain Opening Ceremony! However, in the lower realm, he has already reached the half-step integration level, so he can suppress Fellow Daoist Lin. If Fellow Daoist Lin is worried about losing, he can choose to refuse. When Fellow Daoist Lin reaches the half-step integration level, you and I will fight again!...