英语释义
1. any of various large heavy-bodied long-necked mostly pure white aquatic birds (family Anatidae, especially genus Cygnus) that have webbed feet and are related to but larger than the geese
2. one that resembles or is likened to a swan
3. the constellation Cygnus
4. to wander aimlessly or idly dally
5. declare, swear
6. river about 240 miles (386 kilometers) long in southwestern Western Australia flowing west into the Indian Ocean
7. a large usually white bird that lives on or near water and that has a very long and graceful neck
8. a usually white waterbird that has a long neck and large body and is related to but larger than the goose