| 释义 | deaf aid noun[ C ]
 UKuk /ˈdef ˌeɪd/ us /ˈdef ˌeɪd/
 a hearing aid助听器
 
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 SMART Vocabulary: related words and phrases
 Medical dressings, supports & devices
 anti-shock
 auditory brainstem implant
 bath chair
 binder
 bioengineer
 brace
 compress
 eyepatch
 grommet
 heat pack
 ICD
 in a castphrase
 plaster
 sling
 spacer
 sticking plaster
 suspensory
 telecoil
 ventricular assist device
 walking frame
 
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