名词
中文翻译：振荡器
同义词：
['oscillator', 'frequency generator']
例句：
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1.The electronic device is a beat frequency oscillator that can generate high-frequency signals.
这个电子设备是一个能产生高频信号的振荡器。
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2. The engineer used a beat frequency oscillator to measure the speed of sound in water.
工程师使用一个振荡器来测量水中声速的速度。
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3. The beat frequency oscillator was used to create a unique sound effect for the music video.
振荡器被用来为音乐视频创造独特的音效效果。