英语词汇“gray duck”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	gray duck
释义	gray duck noun : any of various ducks having more or less gray plumage: as a. : gadwall b. : the female mallard c. : pintail 1 d. : the black duck (Anas superciliosa) of Australia and New Zealand
随便看	sperm center sperm centrosome spermeae -spermeae spermi- spermi -spermia spermia spermiation spermic -spermic spermicidal spermicide spermidine spermiducal spermiduct -spermies spermies spermigerous spermine spermiogenesis spermioteliosis spermism spermist spermium

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