单词	pilot officer
释义	pilot officer noun : a commissioned officer in the British air force who ranks with a second lieutenant in the army Example Sentences Recent Examples on the Web Doyle’s husband was a U.S. Navy pilot officer who was on deployment at the time of the killing, the news release added. Fox News, 25 Nov. 2019 Word History First Known Use 1919, in the meaning defined above
随便看	compound jellyfish compound leaf compound lens compound lever compound locomotive compound magnet compound microscope compound middle lamella compound nucleus compound number compound ovary compound pendulum compound perforation compound pier compound pistil compound raceme compound radical compound ray compound relative compound rest compound screw compound sieve plate compound spirit of ether compound spirit of myrcia compound stop

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