中英释义：
重点词汇
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听觉
hearing; auditory sense; sense of hearing; auditory sensation; auditory; aural; acoustic; perceptive
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缺失
be short of; lack; be wanting; be devoid of; fall short of; deficiency; lacking; absent; deficient
听觉
hearing; auditory sense; sense of hearing; auditory sensation; auditory; aural; acoustic; perceptive
缺失
be short of; lack; be wanting; be devoid of; fall short of; deficiency; lacking; absent; deficient