hearing distance 详细解释

hearing distance

听闻距离

词形变化

名词: hearer | 动词过去式: heard | 动词过去分词: heard | 动词现在分词: hearing | 动词第三人称单数: hears |

英英释义

名词 hearing aid:

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

补充

hearing distancehearing distance1.听闻距离