videotex system

• 可视数据系统

videotex system的用法和样例：

例句

1. The basic British viewdata system uses an adapted TV set with a telephone connection and a remote control switch box that looks like a pocket calculator.
   英国可视数据系统使用了能同电话连接的电视机和象袖珍计算器一样的遥控开关盒。