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hearing aid的英文翻译是什么意思，词典释义与在线翻译：
参考翻译
- 助听器
英英释义
Noun:
-
an electronic device that amplifies sound and is worn to compensate for poor hearing
-
a conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person
hearing aid的用法和样例：
例句
用作名词 (n.)
- A hearing aid helps to overcome defects in hearing.
助听器有助于克服听觉缺陷。 - She adjusted the power on her hearing aid.
她调了调助听器的电流量。
