为什么插的越快叫得越凶

The first words were fine for Ning Cheng, but the words became blurry as they went to the end. When Ning Cheng saw 'Gather Qi into Yuan, Achieve Ning Zhen', his head hurt and he could no longer read it. But with Ning Cheng's abnormal memory, he could never forget it as long as he read it once....