一级理论和二级理论的区别

Ying Shibu didn't know what the plan was, so he immediately smiled and cursed, "Boy, you had the upper hand just now." But that’s because I’m deliberately asking you to show your strength. Now, I'm going to show my real skills. Regardless of whether your words are true or false. It’s all useless. Because in my eyes. You are already a dead person....