mute button
noun/ˈmjuːt bʌtn/
/ˈmjuːt bʌtn/
[countable] (also mute [uncountable])
- a button on a phone that you press in order to stop yourself from being heard by the person at the other end of the line (while you speak to somebody else)
（电话机上的）静音键 - a button that you press in order to turn off the sound on a television, computer, etc.
（电视机的）静音按钮