短語(yǔ)詞組短語(yǔ)differentiated vocalization 變異的發(fā)音involuntary vocalization 不隨意發(fā)聲Copulatory vocalization 求偶叫聲prespeech vocalization 說(shuō)話前的發(fā)聲Vocalization timing 鳴叫時(shí)間特征kun vocalization 昆腔 返回 vocalization