研究人员所定义的听力受损是指听不见25分贝以及25分贝以下的谈话声音，这也是世界卫生组织(WHO)对听力受损的定义。
The researchers defined hearing loss as being unable to hear speech sounds of 25 decibels or less, which is the World Health Organization (WHO) definition for hearing loss.
研究人员所定义的听力受损是指听不见25分贝以及25分贝以下的谈话声音，这也是世界卫生组织(WHO)对听力受损的定义。
The researchers defined hearing loss as being unable to hear speech sounds of 25 decibels or less, which is the World Health Organization (WHO) definition for hearing loss.
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