英语翻译In the United States,there is no government-owned television network.The major radio and TV networks are the Columbia Broadcasting System,the National Broadcasting System,and the American Broadcasting System.
问题描述：
英语翻译
In the United States,there is no government-owned television network.The major radio and TV networks are the Columbia Broadcasting System,the National Broadcasting System,and the American Broadcasting System.
答
在美国,有无国有电视网络.主要的广播电视网络是哥伦比亚广播系统,全国广播公司,与美国广播系统.