组六计算公式及技巧简介：Li Dao was walking and came to a place where livestock was traded. Many people were selling horses, camels, cattle and sheep here. When Li Dao came, they all enthusiastically solicited them.
Li Dao was walking and came to a place where livestock was traded. Many people were selling horses, camels, cattle and sheep here. When Li Dao came, they all enthusiastically solicited them.
