C794 His Conjecture after Deciphering It

Qin Fei didn't understand the drawings at the time.

But after listening to Zhong Ming's explanation, he felt relieved. It was not that he did not learn enough.

It could only be said that the ancient people had done too much on the surface. If they had something that they did not want others to know and the later generations wanted to figure it out, they would have to go through a lot of trouble