胎儿大小计算公式简介：Jiang Sheng has a black card, so he can go to the high pavilions. There are a total of fifteen pavilions, thirteen of which are occupied, and two of which are empty.
Jiang Sheng has a black card, so he can go to the high pavilions. There are a total of fifteen pavilions, thirteen of which are occupied, and two of which are empty.
