音標發(fā)音英式音標 [?da?.?.l?? ?t??n]美式音標 [?da?.?.l?? ?to?n]英式發(fā)音 美式發(fā)音 基本解釋（電話）撥號音。同根派生 dialling tone相關(guān)詞英英字典劍橋英英字典 a continuous sound that tells you that a phone is connected to the phone system and is ready to be useddialling tone劍橋字典dialling tone柯林斯字典