hearingn.听力；听觉；说话或申辩的机会；审讯；听证会动词hear的现在分词.Hearing detector听觉检测器hearing training听觉训练Hearing fanction听功能hearing impaired听觉缺陷hearing capacity承载力Hearing function听力hearing exposure听觉防护度hearing examiner政府特派调查员hearing instance听证程序hearing threshold听觉阈