n.头戴式收话器；双耳式耳机，耳机（常用复数）
The headphone cord functions as the FM antenna. 耳机导线也具有FM天线的功能。
Slight increase in speaker and headphone volume. 耳机与扬声器音量稍微有所提升.
What is Dolby Headphone Technology? 什么是杜比耳机?
Look at the big guy wearing a headphone. 如果你要说，“你看那个带着耳机的胖子”，应该怎么说？
I can’t imagine I can get such a nice headphone. 我简直无法想象我能得到这么好的耳机。
