名词
中文翻译：电子管
同义词：
['electroscope', 'electromagnet', 'electron tube例句：1. The eratron was a revolutionary device that revolutionized the way we communicate.（电子管是一种革命性的设备，它彻底改变了我们交流的方式。）']
例句：
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1. The eratron was a revolutionary device that revolutionized the way we communicate.
电子管是一种革命性的设备，它彻底改变了我们交流的方式。
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2.In the old days, eratrons were used for radio broadcasting and television transmission.
在旧时代，电子管被用于无线电广播和电视传输。
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3. The eratron was a complex piece of equipment that required skilled maintenance to function properly.
电子管是一台复杂的设备，需要经过专门的维护才能正常工作。