talk-listen button

例句：

1. 1. The new phone hasa talk button on the side for easycommunication.
   这款新手机侧面有一个交谈按钮，方便沟通。
2. 2. The old radio had asimple dial to control the volume and talkbutton.
   旧收音机有一个简单的旋钮来控制音量和交谈按钮。
3. 3. Thecar's infotainment system includes a touch screenfor talking and listening.
   汽车的信息娱乐系统包括一个触摸屏用于交谈和听音乐。