The paper introduces a well used voice telephony system implementation based on Windows telephony application programming interface.

介绍了一种基于电话应用程序编程接口的通用电话语音系统实现方法。

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You need to have low delay for voice telephony, the ability to handle megabit data streams with ease for TV, and low error rates and strong security for financial transactions.

你需要低延迟的语音电话，同时还要兆比特数据流处理能力，也不想放弃方便的电视，甚至还要低误码率和高安全性的金融交易。

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Instead of replicating the antiquated phone network inside the web, let's instead dramatically simplify telephony by adding voice on top of our social networks.

与其费力地在网络中复制过时的电话系统，还不如直接简化电话技术，在社交网站中添加语音功能。

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Today, the majority of blind and visually impaired people use simple 2G mobile phones for voice telephony only.

ENGADGET: Qualcomm develops eyes-free smartphone for the blind and visually impaired, calls it Ray

Voice telephony will be virtually free.

FORBES: Fact and Comment

That said, as fixed-line voice telephony becomes a low-growth commodity, it is Sprint's mobile-phone arm and its 4m subscribers that must seem irresistible to Mr Ebbers, especially in the wake of last week's deal to unite the American wireless assets of Vodafone AirTouch with Bell Atlantic's mobile business.

ECONOMIST: The telecoms end-game