| 单词 | 有蹼足 |
| 释义 | 〔swan〕Any of various large aquatic birds of the family Anatidae chiefly of the generaCygnus and Olor, having webbed feet, a long slender neck, and usually white plumage. 天鹅：鸭科的各种大型水禽，主要是天鹅 和 哑天鹅 属，有蹼足、长而细的脖子和通常为白色的羽毛 〔hadrosaur〕Any of various amphibious dinosaurs of the genusAnatosaurus and related genera that had webbed feet and a ducklike bill. 鸭嘴龙：鸭嘴龙 属的两栖恐龙中的一种或其它相关科属中的一种，长有蹼足和象鸭嘴的喙 〔otter〕Any of various aquatic, carnivorous mammals of the genusLutra and allied genera, related to the minks and weasels and having webbed feet and dense, dark brown fur. 水獭：一种小獭 属的及与该属动物有亲缘关系的水生食肉哺乳动物，与水貂和鼬鼠有亲缘关系，长有蹼足和黑褐色的密毛 |
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