名词耳机，听筒

1. 耳机：[摘要] 本发明提出一种自动辨别模拟信号输出和输入的装置及方法,利用插入语音插座(phone jack)的外接装置的阻抗,判断插入语音插座(phone jack)的外接装置为模拟输出,如:喇叭(speaker)、耳机(earphone)等,或是模拟输入,如麦克风(

2. 耳机(受话器)：爱尔兰 erlang | 耳机(受话器) earphone | 耳机额定阻抗 rated impedance of earphone

3. 头带受话器耳机：earom == 电改写只读存储器 | earphone == 头带受话器耳机 | earpiece == 受话平顶盖

4. 耳机、耳塞、听筒：early reflection 早期发射 E/R | earphone 耳机、耳塞、听筒 | earphone jack 耳机插孔

1. 耳机
Earphones are a small piece of equipment which you wear over or inside your ears so that you can listen to a radio or cassette recorder without anyone else hearing.

2. (电话)听筒
An earphone is the part of a telephone receiver or other device that you hold up to your ear or put into your ear.

noun

1. electro-acoustic transducer for converting electric signals into sounds
it is held over or inserted into the ear

e.g. it was not the typing but the earphones that she disliked

Synonym: earpieceheadphonephone