狗是高度社会化的动物，当被独自留下时一些狗会出现问题。

Dogs are highly social animals and some have a difficult time being left alone.

youdao

狗是高度社会化的动物，当被独自留下时一些狗会出现问题。

Dogs are highly social animals and some have a difficult time being left alone.

youdao