The cost advantage of using packet communications is so great that an entire industry has formed to translate circuitbased voice into packet voice, routing the transformed voice over the packet network and then converting it back into circuit-based voice.
英
美
- 利用包通信的價(jià)格優(yōu)勢如此巨大，以至整個(gè)業(yè)界已經(jīng)組織起來(lái)，把基于電路的語(yǔ)音轉變成包語(yǔ)音，再把轉換過(guò)的語(yǔ)音在包網(wǎng)絡(luò )上通過(guò)路由傳輸，然后再轉換成基于電路的語(yǔ)音。
