公共交換電話網路 gōng gòng jiāo huàn diàn huà wǎng lù

DEFINITIONS

  1. public switched telephone network
  2. PSTN

CHARACTERS

公 gōng fair, equitable; public; duke
共 gòng together with, all, total; to share
交 jiāo mix; intersect; exchange, communicate; deliver
換 huàn change, exchange; substitute
電 diàn electricity, electric; lightning
話 huà speech, talk, language; dialect
網 wǎng net, web; network
路 lù road, path, street; journey