Read Edit View history 公共交换电话网 gōnggòngjiāohuàndiànhuàwǎng PSTN Origin Definitions Defs Strokes Stroke Words Sentences Sents 公共交换电话网 (公共交換電話網) gōnggòngjiāohuàndiànhuàwǎng PSTN public switched telephone network (PSTN) Sources Definitions CC-CEDICT
公共交换电话网 (公共交換電話網) gōnggòngjiāohuàndiànhuàwǎng PSTN public switched telephone network (PSTN) Sources Definitions CC-CEDICT