名词
中文翻译：频率变换器
同义词：
["频率调整器，频率转换器例句：1. The frequency-changer was used to adjust the radio's frequency.（这个频率变换器被用来调整收音机的频率。）2. The frequency-changer helped us tune in to a different channel.（这个频率变换器帮助我们调到了另一个频道。）"]
例句：
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1. The frequency-changer was used to adjust the radio's frequency.
这个频率变换器被用来调整收音机的频率。
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2. The frequency-changer helped us tune in to a different channel.
这个频率变换器帮助我们调到了另一个频道。
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3.The frequency-changer is essential for maintaining proper radio reception.
这个频率变换器对于保持适当的无线电接收至关重要。