可视电话，大屏幕电视。

Phones with screens, huge TVs.

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比如可视电话、会议电视等，这些被称作视像业务，也叫多媒体业务。

Things like videophone and videoconferencing are usually called video services. This type is also regarded as multimedia services.

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人们可以使用可视电话、或者装备了PC的多媒体设备通过切换声音、电视图象、数据和图象到各地点进行通信。

A person communicating from the desk may use either a video telephone or PC equipped for multimedia server is used to switch the voice, video, data and image to all sites.

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