名词
中文翻译：Unknown
同义词：
['dynotron', 'power tube']
例句：
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1. The dynatron is the heart of the engine.
动力管是发动机的核心。
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2. The dynatron was designed to improve efficiency.
动力管的设计旨在提高效率。
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3. The dynatron is responsible for controlling the speed of the vehicle.
动力管负责控制车辆的速度。