| 释义 |
- canvasback
- canvasbacks/canvasback
同义词- Aythya valisineria
- canvasback duck
词路径- entity
- physical entity
- object
- physical object
- whole
- unit
- living thing
- animate thing
- organism
- being
- animal
- animate being
- beast
- brute
- creature
- fauna
- chordate
- vertebrate
- craniate
- bird
- aquatic bird
- waterfowl
- water bird
- waterbird
- anseriform bird
- duck
- canvasback
- canvasback duck
- Aythya valisineria
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