英语词汇“proficiency training aircraft”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	proficiency training aircraft
释义	proficiency training aircraft proficiency training aircraft Aircraft required to maintain the proficiency of pilots and other aircrew members who are assigned to nonflying duties. AcronymsSeepoints-to analysis
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英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。