有没有注意过人们的声音和正常的状态有多大变化？
Ever notice the pitch of someone's voice change from its norm?
虽然也还需要考虑其他重要的行为举止，但与正常状态有偏差的声音变化的确能够指示出欺骗。
Though other important behaviors need to be considered as well, vocal changes that deviate from the norm can indicate deception.
虽然也还需要考虑其他重要的行为举止，但与正常状态有偏差的声音变化的确能够指示出欺骗。
Though other important behaviors need to be considered as well, vocal changes that deviate from the norm can indicate deception.
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