导师计划优缺点简介：Of the three Khalkha Khans, the Chechen Khan has retreated to Mobei, and the other two Khans are behind the army. How could there be Khalkha cavalry north of the Daling River?
Of the three Khalkha Khans, the Chechen Khan has retreated to Mobei, and the other two Khans are behind the army. How could there be Khalkha cavalry north of the Daling River?
