| 单词 | first officer |
| 释义 | first officer From Longman Dictionary of Contemporary EnglishWater, Occupationsfirst officerˌfirst ˈofficer noun [countable]TTWBOfirst mateExamples from the Corpusfirst officer• She is a Continental Airlines B747 first officer, based in Hawaii, with more than 20,000 hours. |
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