单词	chief of naval operations
释义	chief of naval operations noun phrase : the ranking officer of the navy and a member of the Joint Chiefs of Staff Word History First Known Use 1915, in the meaning defined above
随便看	eukinetics euking eukolite eukolyte euks EULA eulachans eulachon eulachons eulalia eulamellibranch Eulamellibranchia Eulamellibranchiata eulamellibranchiate Eulamia Euler Euler diagram euler's diagram Euler's equation Euler's formula Euler-Chelpin Euless eulittoral eulogia eulogiae

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