音標發(fā)音英式音標 [?def ?e?d]美式音標 [?def ?e?d]英式發(fā)音 美式發(fā)音 基本解釋助聽器。同根派生 deaf aid相關詞英漢例句用作名詞 (n.)A hearing aid helps to overcome defects in hearing.助聽器有助于克服聽覺缺陷。She adjusted the power on her hearing aid.她調(diào)了調(diào)助聽器的電流量。deaf aid更多例句英英字典劍橋英英字典 a hearing aiddeaf aid劍橋字典deaf aid柯林斯字典