基本解釋助聽(tīng)器同根派生 hearing-aids相關(guān)詞英漢例句The hearing aids are operated from batteries.助聽(tīng)器用電池供電。A hearing aid helps to overcome defects in hearing.助聽(tīng)器有助於尅服聽(tīng)覺(jué)缺陷。hearing-aids更多例句