无绳电话 Cordless telephone

（重定向自Portable telephone）

无绳电话（英语：cordless telephone），又称室内无线电话，可携式电话（portable telephone），是一种包含有一个或多个手机（子机）及一个母机的电话，手机可以以无线电通信方式透过母机而连接到公共交换电话网（PSTN）。其通信范围受限于无线电通信距离，一般也较小。也有叫作“子母机系统”。

单词	Portable telephone
释义	Portable telephone 中文百科无绳电话 Cordless telephone （重定向自Portable telephone）无绳电话（英语：cordless telephone），又称室内无线电话，可携式电话（portable telephone），是一种包含有一个或多个手机（子机）及一个母机的电话，手机可以以无线电通信方式透过母机而连接到公共交换电话网（PSTN）。其通信范围受限于无线电通信距离，一般也较小。也有叫作“子母机系统”。英语百科 Cordless telephone 无绳电话（重定向自Portable telephone） A cordless telephone or portable telephone replaces the handset cord with a radio link. The handset communicates with a base station connected to a fixed telephone line. The range is limited, usually to the same building or some short distance from the base station. The base station attaches to the telephone network the same way a corded telephone does.
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Portable telephone

无绳电话 Cordless telephone

Cordless telephone 无绳电话