短語詞組短語hearing g threshold 聽閥hearing -threshold curve 聽閾曲線hearing reflex threshold 聽反射閾hearing threshold for speech 釋義語言聽閾;語言聽閾permanent hearing threshold level 永久性聽閾級test hearing threshold 釋義聽閾測定sound hearing threshold test 純音聽閾測試average hearing threshold 平均聽閾hearing threshold after transplantation 聽閾閾移 返回 hearing threshold