touch-tone phone

touch-tone phone

美 　英

• 网络按键式电话；音频电话；按键式的拨号电话

词形变化

复数：touch-tone phones  

英汉解释

n.	1. a telephone that has buttons with numbers on them that make a sound when you press them

例句

Note: You must use a touch-tone phone to participate in an Instant Meeting Conference.

注：您必须使用音频电话，参加一个即时会议会议。