A few years ago, all the Border Collies in a sheepdog trial would have been black and white or tricolor.
A few years ago, all the Border Collies in a sheepdog trial would have been black and white or tricolor.
几年前，在牧羊比赛中边境基本是黑白色或三色。
A few years ago, all the Border Collies in a sheepdog trial would have been black and white or tricolor.
几年前，在牧羊比赛中边境基本是黑白色或三色。