名词
中文翻译:航空推进装置
同义词:
['engine', 'propulsion system']
例句:
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1. The APU is responsible for powering the aircraft's auxiliary systems.
APU负责为飞机的辅助系统提供动力。
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2. The APU was designed to improve fuel efficiency.
APU的设计目的是提高燃油效率。
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3. The APU is a critical component of an aircraft's engine.
APU是飞机引擎的一个关键组成部分。