名词
中文翻译：声信号
同义词：
['sounding', 'sonic signal例句：1. The sound signal is transmitted through the air waves.（声信号通过空气波传播。）2. The sonic signal was picked up by the listening device.（声信号被听音设备捕捉到。）']
例句：
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1. The sound signal is transmitted through the air waves.
声信号通过空气波传播。
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2. The sonic signal was picked up by the listening device.
声信号被听音设备捕捉到。
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3. The sound signal is used to detect obstacles in the path.
声信号用于探测路径中的障碍物。