Thumbnail for Bie gen gou zheng lao da : liao jie gou ge, ren gou gong xiang hao guan xi

Bie gen gou zheng lao da : liao jie gou ge, ren gou gong xiang hao guan xi

別跟狗爭老大 : 瞭解狗格, 人狗共享好關係McConnell, Patricia B.2022