大小单双倍投方法有哪些

简介：Fifteen miles east of the city, in the dark night, there is a temporary camp set up by the army. There are not many flags in the army, and the soldiers and horses do not seem to be strong, but there are many torches. You can faintly see that even after arriving Late at night, there were also soldiers with guns patrolling back and forth continuously. It seemed that the security was very tight.