8个数字选3个有多少种组合简介：A middle-aged general stepped forward: "I have seen a dark horse before, and I don't know how many people have been killed in the military camp. I must responsibly tell everyone that this thing is not a dark horse."
A middle-aged general stepped forward: "I have seen a dark horse before, and I don't know how many people have been killed in the military camp. I must responsibly tell everyone that this thing is not a dark horse."
