To find out, researchers recorded the nonverbal sounds of people born deaf, as they responded to a range of positive and negative emotions.
然后他们向听力正常的一组人回放录音，看看他们是否可以从不同声音中辨认出发声人的情绪。
To find out, researchers recorded the nonverbal sounds of people born deaf, as they responded to a range of positive and negative emotions.
然后他们向听力正常的一组人回放录音，看看他们是否可以从不同声音中辨认出发声人的情绪。
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