计算和值的方法简介：Although the armor of the Beijing camp was excellent, the Mongols were good at shooting, and with the large number of people, the arrows they fired were like raindrops, clanking and clanging on the armor, causing a sound of gold and stone.
Although the armor of the Beijing camp was excellent, the Mongols were good at shooting, and with the large number of people, the arrows they fired were like raindrops, clanking and clanging on the armor, causing a sound of gold and stone.
