名词
中文翻译：无线电频率记录
同义词：
['radio frequency recording', 'radio frequency recording']
例句：
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1. The engineer used the FM recording to analyze the signal.
工程师使用FM录音分析信号。
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2. The FM recording was used to transmit data over long distances.
FM录音被用来在长距离上传输数据。
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3. The FM recording was lost during the transmission.
在传输过程中，FM录音丢失了。