音标发音英式音标 [ˈdef ˌeɪd]美式音标 [ˈdef ˌeɪd]英式发音 美式发音 基本解释助聽器。同根派生 deaf aid相关词英汉例句用作名詞 (n.)A hearing aid helps to overcome defects in hearing.助聽器有助於尅服聽覺缺陷。She adjusted the power on her hearing aid.她調了調助聽器的電流量。deaf aid更多例句英英字典劍橋英英字典 a hearing aiddeaf aid剑桥字典deaf aid柯林斯字典