公用交换电话网
gōng yòng jiāo huàn diàn huà wǎnggongyongjiaohuandianhuawang
- (Tw) public switched telephone network (PSTN)
gōng yòng jiāo huàn diàn huà wǎnggongyongjiaohuandianhuawang
Data from JMdict, KANJIDIC2 (EDRDG), KanjiVG, CC-CEDICT and Make Me a Hanzi. Sources and licences