名词
中文翻译：Unknown
同义词：
['test pilot', 'flight test', 'pilot trial']
例句：
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1. 实验
飞行员
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2.试验
飞行员
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3. 试飞
飞行员
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1. The newaircraft is being tested by a pilot to ensure its safety.
新飞机正在由一名飞行员测试，以确保其安全性。
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2.The test pilot successfully completed the flight test before the plane was ready for production.
测试飞行员在飞机准备好生产之前成功地完成了飞行试验。
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3.The pilot conducted a pilot trial of the new navigation system in the aircraft.
飞行员在飞机上进行了新的导航系统的试点试验。