The general purpose of the modern American Bulldog was to serve as a farm utility dog.

现代美国斗牛犬在当时是作为一种农场多用型犬种存在的。

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The utility model relates to a pet appliance, which belongs to the technical field of a dog ring.

本实用新型涉及一种宠物用具狗圈技术领域。

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Unions representing postal, utility and delivery staff have long argued for laws to be extended to cover attacks in dog owners' homes, saying this is a "major loophole" in the law and their workers - as well as others - need more protection.

BBC: A muzzled and leashed pitbull terrier