名词
中文翻译：可听信号
同义词：
['audible message', 'audible signal', 'audible data']
例句：
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1. The engineer was able to detect an audible signal in the background noise.
工程师能够从背景噪声中检测到可听信号。
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2.The new communication system is capable of transmitting audible signals over long distances.
新通信系统能够远距离传输可听信号。
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3.The scientists used audible signals to communicate with each other.
科学家们使用可听信号相互交流。