我当初在后院放一块人工草坪小狗大小便的pad, Amazon 宠物店有卖。要耐心坚持，一旦成功一定要拚命表扬，给好吃的

来源: timorwoman 于 2019-04-24 16:45:28 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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