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Your phone settings are currently set to indicate that you do not have touch tone service.

您的电话当前设置表明您不具有双音频电话服务。

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This paper first introduces the structure of 3G color ring back tone service platform, then describes the functions of MSC Server.

通过介绍3G彩铃的业务平台结构，描述业务平台的核心部分——业务服务器的功能。

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Adam Greenfield has been a Citibank customer for 15 years, but he has grown frustrated with what he calls its poor service and "tone deaf" efforts to sell him new products.

WSJ: Citibank's Overhauled Retail Strategy Shows Uneven Results

Djokovic enjoys an impressive record over Troicki, losing just once in their last 13 encounters, and broke his opponent's first service game to set the tone for the match.

CNN: SHARE THIS

"Coming here makes me sad, " Bush said in a hushed tone as he spoke to service members and emergency workers gathered on the grounds.

CNN: No hope of finding more survivors at Pentagon