什么是推波倍投

简介：On June 15, the 15th year of Chongzhen, Xiao Yuan's battalion of 30,000 horses retreated from Chenzhou and rushed to Kaifeng. The cavalry unit behind it came into contact with Zuo Liangyu's cavalry vanguard in the north of Chenzhou, and the two sides had a small fight. In one incident, the cavalry troops of Xiaoyuan Camp fled without a trace.