| 单词 | American merganser |
| 释义 | American merganser (once / 1074483 pages) n WORD FAMILY American merganser n common North American diving duck considered a variety of the European goosander Syn|Hyper Mergus merganser americanus fish duck, merganser, sawbill, sheldrake large crested fish-eating diving duck having a slender hooked bill with serrated edges |
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