单词	shelduck
释义	shelduck noun shel·​duck ˈshel-ˌdək  : any of various Old World ducks (genus Tadorna) especially : a common mostly black-and-white duck (T. tadorna) slightly larger than the mallard Illustration of shelduck Example Sentences Recent Examples on the Web One of the best known molt migrations in Europe involves the common shelduck. Paul A. Smith, Milwaukee Journal Sentinel, 9 June 2018 Shelduck mystery The report and photograph of a European shelduck at Clear Lake, 5,500 miles from its home at the Wadden Sea off Germany, may have been solved. Tom Stienstra, San Francisco Chronicle, 10 Dec. 2017 Word History Etymology shel- (as in sheldrake) + duck First Known Use 1707, in the meaning defined above
随便看	njorths nk NK cell Nkole nkoles NKr Nkrumah NKVD NL NLCS NLF NLO NLRB NLT nm calculatedly calculatedness calculatednesses calculates calculating calculating machine calculating punch calculatingly calculation calculational

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