排列三出组三组六的概率是多少

简介：Several other girls were also a little tired, but not as serious as Lu Ying, Zhan Qing'er and wanted to sleep, so they all sat on the edge of the bed to rest. Although Zhong Xiaoyan was also a little tired, they still had to plan the next step, so after discussing with Cheng Keshu, Just went out.