n.stately heavy-bodied aquatic bird with very long neck and usually white plumage as adult
v.
to declare or affirm solemnly and formally as true
同义词：affirmverifyassertavowaverswear
move about aimlessly or without any destination, often in search of food or employment
同义词：rollwanderstraytramproamcastrambleroverangedriftvagabond
sweep majestically
"Airplanes were swanning over the mountains"
Ducks, geese & swans of North America
Ducks, Geese and Swans of North America
ducks, geese and swans of North America
Column-store support for RDF data management: not all swans are white
Column-store support for RDF data management: Not all swans are white
Spatial Variation in Tuber Depletion by Swans Explained by Differences in Net Intake Rates
Experimental Infection of Swans and Geese with Highly Pathogenic Avian Influenza Virus (H5N1) of Asian Lineage
A Phylogenetic Analysis of Geese and Swans (Anseriformes: Anserinae), Including Selected Fossil Species
Hampered Foraging and Migratory Performance in Swans Infected with Low-Pathogenic Avian Influenza A Virus
Highly pathogenic avian influenza virus (H5N1) in experimentally infected adult mute swans
