any of several species of large northern sea ducks having with fine soft down that is used by the female to line the nest: genus Somateria
[eider via Dutch, German, or Swedish from Icelandic æthur]
| 单词 | eider duck |
| 释义 | eider ducknounany of several species of large northern sea ducks having with fine soft down that is used by the female to line the nest: genus Somateria [eider via Dutch, German, or Swedish from Icelandic æthur] |
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