To your dog, that's a primal activity-birds fly, fish swim, and dogs walk.

对狗而言，这是基本需求，就好比鸟儿飞翔、鱼儿戏水一样，而狗则需要溜溜。

youdao

To your dog, that's a primal activity-birds fly, fish swim, and dogs walk.

对狗而言，这是基本需求，就好比鸟儿飞翔、鱼儿戏水一样，而狗则需要溜溜。

youdao