6个数复式三中三有多少组怎么算

简介：We are the Mainland Advancement Team, from the headquarters of the Super High School in Shanghai. All members are from the local Nakano School. We are the recently graduated students. The headquarters sent us to Nanjing a few months ago to spy on the intelligence of the China Army. We successfully completed After completing the mission, I am now resting here and preparing for the next action.