名词
中文翻译：听觉信号
同义词：
['auditory signal', 'auditory stimulus', 'auditory information']
例句：
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1.The sound of the bell is aural signal for the start of class.
铃声是上课开始的听觉信号。
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2. The teacher used the aural signal to guide the students in their learning.
老师使用听觉信号来指导学生学习。
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3. The researchers found that the aural signal could be used to improve communication between people.
研究人员发现，听觉信号可以用于改善人与人之间的交流。