| 单词 | 卫星电视 |
| 释义 | 卫星电视wèixīngdiànshìsatellite TV卫星电视satellite television卫星电视频道 satellite TV channel卫星电视广播 satellite broadcast卫星电视[wèi xīng diàn shì]利用通信卫星传送和转播电视节目的电视系统。电视节目从某个地面站发往通信卫星，再转发到其他地面站，地面站收到信号后传送到当地电视台转播。卫星电视传送电视节目质量好，覆盖面积大，总投资成本低。satellite TV; television system using communication satellites to transmit and relay television programmes. A TV programme is transmitted from an earth station to a communication satellite which relays it to other earth stations, which in turn transmit the signals they have received to local TV stations for relay broadcast. Satellite TV ensures good quality of programme transmission and covers a wide area and costs less. 简称 abbr. 卫视 wèishì卫星电视n.satellite卫星电视，卫视phr.satellite television卫星电视（指通过人造卫星发射电视信号的电视）卫星电视television programs transmitted by satellite; satellite TV |
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