名词
中文翻译：锁上的航班
同义词：
['locked flight', 'locked-inflight']
例句：
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1. The pilothad to lock the flight before takeoff.
飞行员在起飞前必须锁定航班。
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2. She waslocked in her room for the weekend.
她被锁在房间里度过了周末。
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3. The plane waslocked down by the authorities due to securityconcerns.
由于安全担忧，当局已经将飞机锁定。