排列三出组三组六的概率是多少啊简介：School ended early on Friday. The students rushed out of the campus and walked on the colorful campus. The smell of youth was everywhere in their eyes. The girls were chattering and the boys were arm-in-arm.
School ended early on Friday. The students rushed out of the campus and walked on the colorful campus. The smell of youth was everywhere in their eyes. The girls were chattering and the boys were arm-in-arm.
