deaf-aid

英 [def eɪd]

美 [def eɪd]

n.  助听器

复数：deaf-aids　

英英释义

noun

• an electronic device that amplifies sound and is worn to compensate for poor hearing
  Synonym:hearing aid

双语例句

• The deaf-aid is really wonderful. I can hear you as clear as a bell.
  这个助听器太好了，我能清楚地听到你的声音了。