7个数复式三中三多少组中4个数

简介：At this moment, the meeting hall was full of people sitting in front of the round sandalwood table. Sitting in the middle hall at the top is Li He, the head of the Li Mansion. Sitting on the left is the First Elder Li Lihai. The second elder Li Jing is on the right, and the other elders are sitting below them on both sides.