万能胶胶万能顺口溜简介：Qin Fen crafted each type of firearm before he stopped and said, "Have you seen it clearly? If you don't understand anything, just ask. Don't pretend to understand."
Qin Fen crafted each type of firearm before he stopped and said, "Have you seen it clearly? If you don't understand anything, just ask. Don't pretend to understand."
