英语词汇“public switched telephone network”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	public switched telephone network
释义	public switched telephone network短语⁷⁰⁶⁸³ 基本例句公用电话交换网 SMSShort Messaging Service is a new service applied to the PSTN Public Switched Telephone Network. 短消息服务是应用于 PSTN网的一项新兴业务。 cnki
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