4个数字复式2个有多少组

简介：The next day, Chuangying and Caoying continued to besiege Kaifeng. Although not working as hard as yesterday, Cao Ying no longer pretended to deal with it, but launched a real fierce attack. Kaifeng's four gates were in emergency continuously, and the defenders suffered heavy casualties. Kaifeng City is like a small boat in a violent storm, which may capsize at any time.