参考词典中black-footed ferret的常规释义：
基本释义
- A North American weasel (Mustela nigripes) that is yellowish above, mixed with brown on the head and neck, and has a blackish mask and feet. It is related to the European polecat.
参考例句
- A black - footed ferret.
一种黑脚黄鼬
英英解释
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