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hearing-aids的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
名詞 hearing aid:
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an electronic device that amplifies sound and is worn to compensate for poor hearing
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a conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person
hearing-aids的用法和樣例：
例句
- The hearing aids are operated from batteries.
助聽器用電池供電。 - A hearing aid helps to overcome defects in hearing.
助聽器有助於克服聽覺缺陷。
