名词中文翻译
中文翻译：电子管
同义词：
['electroscope', 'electrometer例句：1. The electronic tube was the first device to produce sound.（电子管是第一个产生声音的设备。）2. He used an electroscope to detect the presence of electricity.（他用一个电子管来检测是否有电。）']
例句：
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1. The electronic tube was the first device to produce sound.
电子管是第一个产生声音的设备。
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2. He used an electroscope to detect the presence of electricity.
他用一个电子管来检测是否有电。
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3.The electrometer was used to measure the strength of electric currents.
电表被用来测量电流的强度。