| 单词 | Aythya marila |
| 释义 | Aythya marila (once / 2954828 pages) n WORD FAMILY Aythya marila n large scaup of North America having a greenish iridescence on the head of the male Syn|Hyper greater scaup bluebill, broadbill, scaup, scaup duck diving ducks of North America having a bluish-grey bill |
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