The Golden Retriever is a medium-sized breed of dog.

金毛寻回犬为中型犬的一种。

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Some of them were medium sized, some of them were lighter boned but some were beautiful representatives of the breed.

有些犬体格中等大小，有些骨量较轻但是有的却是这种类型的杰出代表。

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Any of a breed of medium-sized hunting dog originating in the Netherlands, having a rough steel-gray coat with patches of chestnut.

原产于荷兰的一种体型中等大小的猎犬，毛粗糙，铁灰色且有一些栗色小块。

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Blue has worked since the 1970s with Samoyeds, a sturdy, medium-sized breed.

WSJ: Owner: Dog may have been poisoned at Westminster