名词
中文翻译：声频电波
同义词：
['sound waves', 'audio waves', 'sound waves']
例句：
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1.The voice-frequency electric waves are used to transmit information over long distances.
声频电波被用来在长距离内传输信息。
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2.The scientists were able to detect the voice-frequency electric waves of the alien spacecraft.
科学家们能够探测到外星飞船的声频电波。
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3. The voice-frequency electric waves were responsible for the sudden drop in temperature.
声频电波是导致温度突然下降的原因。