Border Collies have traditionally been bred solely for working ability.

边境牧羊犬一直以来单纯为了牧羊繁殖下来的。

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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。

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An extremely healthy breed, Border Collies are susceptible only to a few disorders. One is Collie Eye Anomaly (CEA).

博德牧羊犬是极为健康的一种狗狗，仅容易犯几种紊乱症状。一种是柯利犬眼部异常(CEA)。

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Indeed some, such as border collies, are better at frisbee-catching than humans.

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Mr Haldane uses the analogy of dogs, such as border collies, which are very reliable catchers of Frisbees without being aware of the complex calculations (wind speed, air resistance, etc) that might be involved.

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