大小单双图形排列简介：When Su Can, Lin Anqin, and Su Chengye went to the sixth aunt's house for dinner, Su Can also saw a litter of piglets in the pig pen, and wondered when the sixth aunt's family would have spare money to buy piglets.
When Su Can, Lin Anqin, and Su Chengye went to the sixth aunt's house for dinner, Su Can also saw a litter of piglets in the pig pen, and wondered when the sixth aunt's family would have spare money to buy piglets.
