hearing aids 助听器
- I got my hearing aid on the National Health (Service).
我的助听器是国民保健署资助的. - A part, as of a telephone receiver or hearing aid, that fits in or is held next to the ear.
耳塞电话接收器或助听器上嵌入耳中或附著在耳上的部分 - To choose the suitable hearing aids.
选择功率和听力曲线匹配的助听器进行调试.
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