名词
中文翻译：电子调谐振荡器
同义词：
['electro-tuned oscillator', 'electronic tuning circuit', 'electronically tuned amplifier']
例句：
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1. The electronic tuning circuit in the radio is responsible for adjusting the frequency.
收音机中的电子调谐电路负责调整频率。
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2. The electronically tuned amplifier was used to boost the signal strength of the weak signal.
使用电子调谐放大器来增强弱信号的信号强度。
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3.The electronic tuning circuit allows for precise adjustment of the frequency, ensuring accurate reception.
电子调谐电路允许精确调整频率，确保准确接收。