常见例句instantaneous compandor 瞬時壓縮擴展器syllabic compandor 音節壓縮擴展器syllable compandor 音節壓縮擴展電路digital compandor 數字壓縮擴展器monolithic compandor 單片音量調節器level compandor 電平壓縮擴展器 返回 compandor