te·le·pho·ny /təˈlɛfəni ||ˈtɛləˌfo-/
電話機製造法,通話法
telephony
電話學
telephony
電話 電話學
Te·leph·o·ny n. The art or process of reproducing sounds at a distance, as with the telephone.
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telephony
n : transmitting speech at a distance [syn: telephone]