短語詞組短語vocal l tract 聲腔vocal -tract-model 模型Vocal Tract Models 聲道模型electronic analogue vocal tract 電子模擬發(fā)聲道Vocal tract characteristic 聲道特性vocal tract impulse response 聲道沖激響應(yīng)vocal tract frequency response 聲道頻率響應(yīng)upper vocal tract 聲道 返回 vocal tract