| 释义 |
ring-necked duck AHD[rĭngʹnĕkt'] D.J.[ˈrɪŋˌnekt]K.K.[ˈrɪŋˌnɛkt]n.（名词）- A North American duck(Aythya collaris) having a distinctive light ring behind the tip of the bill and, in the male, a light chestnut ring around the neck. Also called ring-bill 环颈潜鸭：一种北美鸭（环颈潜鸭） ，其喙顶端长有特殊的光环，雄性的脖子周围长有浅栗黄色的环 也作 ring-bill
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