4个数组合3个数共多少组

简介：At first, Qin Fen and others thought that this giant beast was also a python, but as its body continued to emerge from the water, they suddenly discovered that it was an amphibious mutant beast. Previously, only its head and neck were exposed from the water, and that The neck was more than ten meters long, which made Qin Fen and others think it was a snake.