加强型数字机是呼叫机的升级换代产品。当天付款，当天开通。

The multi-function pocket bell is an upgraded and updated product. It begins to work on the same day when the payment, is made.

youdao

语音对讲呼叫机，被叫端，被动接收呼叫为呼叫端，主动发起呼叫。

Voice intercom call machine, called side, passive side receives the call as a call, to initiate the call.

youdao

午前的茶客让他忙个不停，因为越近中午，茶馆的客人越是年轻有钱，一些带着呼叫机的生意人，所穿的皮鞋需要搽个光亮。

The late-morning customers keep him busy, because as the day passes the clientele becomes younger and wealthier, businessmen with beepers and leather shoes that need to be shined.

youdao