买单买双是什么意思

简介：Liang Yizhang knew that this was a simple ceremony of tying blood as an alliance. The fact that Paulide could do this fully demonstrated his sincerity, so he took the short knife without hesitation, and with a swipe of his palm, he dripped the blood into two glasses of milk wine. , then the two of them raised the milk wine and clinked their glasses to drink it all