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US Air Force Faces Shortage of Fighter Jet Mechanics(翻译)

2016-12-05来源:VOA
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mechanic – n. a person who repairs machines (such as engines) and keeps them running properly

maintain – v. to keep (something) in good condition by making repairs, correcting problems, etc.

living on the edge – expression very close to something such as success or failure

accomplish – v. to succeed in doing (something)

mission – n. a specific military or naval task