mouthpiece [ˈmaʊθˌpis]

例句:

• He showed him how to blow into the ivory mouthpiece.
  他给他演示如何吹奏象牙吹口乐器。
  来自柯林斯例句
• He bellowed information into the mouthpiece of his portable telephone.
  他对着手机话筒吼了一通信息。
  
• Blake held his handkerchief over the mouthpiece to muffle his voice.
  布莱克把手绢包在话筒上，以使自己的声音听起来模糊不清。
  
• Is the BBC the mouthpiece of the British government?
  来自VOA
• If someone wants a particular mouthpiece, that's what they get.
  来自BBC
• He plays no part in climate change other than being a mouthpiece.
  来自SA