如今,建立于高新技术基础上的电视媒体,与报纸、杂志、广播、互联网和手机等媒体共同构建起了一个庞大的现代传播体系。电视新闻报道声画并茂,现场感强,具有强烈的视听冲击力。但是,它也存在一个严重的缺陷,就是对于突发事件的现场还原,常常依靠事发后的现场画面加记者的描述,导 Nowadays, the television media, based on high and new technologies, has built a vast modern communication system with newspapers, magazines, radio, the Internet and mobile phones. TV news reports sound and pictures, strong sense of the scene, with a strong audio-visual impact. However, it also has a serious flaw, that is, for on-the-spot restoration of emergencies, it often depends on the scene after the incident plus the description of reporters and guides