hearing aids

hearing aids读音音标

hearing aids意思解释

n.

助听器；

助听器( hearing aid的名词复数 )；

英英释义

n.

an electronic device that amplifies sound and is worn to compensate for poor hearing

同义词：deaf-aid

a conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person

同义词：ear trumpet

双语例句

用作名词(n.)The hearing aids are operated from batteries.助听器用电池供电。A hearing aid helps to overcome defects in hearing.助听器有助于克服听觉缺陷。