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English definition of “hearing aid”

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hearing aid

noun [C] uk   us  
a device worn inside or next to the ear by people who cannot hear well in order to help them to hear better
Translations of “hearing aid”
in Chinese (Traditional) 助聽器…
in Chinese (Simplified) 助听器…
(Definition of hearing aid from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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