talkbacks
美 [ˈtɔkˌbæk]英 [ˈtɔːkˌbæk]
- n.(录音或播音室的)内部联络系统
- 网络对讲;对讲系统;语音反馈
复数:talkbacks

talkbacks
1.a communication system in a radio or television studio that allows people to speak to each other without the audience hearing what they say
2.a call-in