hearing aid 助聽器

hearing aid
繁：助聽器
简：助听器

而且，只有40%患者佩戴助聽器。因為許多人不願意戴助聽器。

研究：聽力下降可能增加老年癡呆風險（2018年 1月10日）。BBC中文網，取自 http://www.bbc.com/zhongwen/trad/science-42637207

According to the charity, Action on Hearing Loss, only around 40% of people who need hearing aids have them.

Why you should get your hearing checked. (2018, January 10). BBC. Retrieved from http://www.bbc.com/news/health-42620387