telephone earphone meaning in English
电话耳机,受话器
Examples
- Telephony for hearing impaired people . inductive coupling of telephone earphones to hearing aids
听力障碍者使用的电话.助听电话耳机的电感耦合 - Telephony for hearing impaired people - inductive coupling of telephone earphones to hearing aids ; english version ets 300381 : 1994
听力损伤人用电话.助听器电话耳机的感应连接件;英文