名词
中文翻译：声学信号灯
同义词：
['acoustic signal', 'acoustic signal light例句：1. The acoustic beacon helps us find our way in the dark.（声学信号灯在黑暗中帮助我们找到方向。）2. The acoustic beacon is used to alert ships of approaching danger.（声学信号灯用来警告船只接近危险。）']
例句：
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1. The acoustic beacon helps us find our way in the dark.
声学信号灯在黑暗中帮助我们找到方向。
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2. The acoustic beacon is used to alert ships of approaching danger.
声学信号灯用来警告船只接近危险。
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3.The acoustic beacon was a revolutionary invention that changed the way we communicated.
声学信号灯是一个革命性的发明，改变了我们交流的方式。