Text messages cost carriers less than traditional mobile voice transmissions, and so they cost users less.

比起传统的移动语音传输，文字短信使运营商花费的成本更低，因此用户的成本也更低。

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Voice services include provision of mobile voice communications.

语音服务包括移动语音通信的规定。

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Most folks have phones that serve primarily as mobile voice communication devices.

大部分人仍然是将电话作为语音沟通的工具。

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(VOICE) Compu-Me is one of several mobile telephone shops at the Mall of the Emirates in Dubai.

VOA: standard.2010.08.02

The full impact on the iMessage system on mobile voice consumption is yet to be determined.

FORBES: As iPhone Mobile Data Usage Soars, Voice Calls Dive

There is plenty of potential left in mobile voice traffic, notes Paul Lee of Deloitte Consulting.

ECONOMIST: Not just talk? | The

Ericsson is banking on greater demand for mobile voice and data traffic in Europe to fuel growth.

FORBES: Magazine Article