公用交换电话网

gōng yòng jiāo huàn diàn huà wǎng

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Definitions

1. public switched telephone network
2. PSTN

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Child Words of 公用交换电话网

• 交换 交换 jiāo huàn: to exchange
• 公 公 gōng: public
• 公用 公用 gōng yòng: public
• 换 换 huàn: to exchange
• 用 用 yòng: to use
• 网 网 wǎng: net
• 话 话 huà: dialect
• 电 电 diàn: lightning
• 电话 电话 diàn huà: telephone
• 电话网 电话网 diàn huà wǎng: telephone network
• 交 交 jiāo: to hand over