Having a phone swapped out, or just installing the wrong combination of apps could call for a system restore.

更换了手机，或只是安装了一些错误的应用程序时，可以要求进行系统恢复。

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Many cell phone companies use a two-leg billing system that bills each leg of the call separately.

许多移动电话运营公司都使用两档计费系统，分别对呼叫的每一档进行单独计费。

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A system called NICE helps call centers determine when a phone customer is becoming angry, and surveillance systems like Perceptrak can detect suspicious behavior via camera.

一个叫NICE的系统在电话客户开始变得愤怒时，能够帮助呼叫中心作出决策，而像Perceptrak这样的监测系统能够通过摄像机检测可疑行为。

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Much in the way the phone system migrated from operators hand-switching every call to users dialing directly, Intentional Software could let a marketing executive create the code needed for a product campaign with just minimal mediation from a programmer.

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But then our busted patent system intervened in the form of a threatening phone call from the CEO of Nuance Communications (NUAN), a big voice recognition firm.

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As we have discussed above, the police may not storm the post office and intercept a letter, and they are likewise forbidden from using the phone system to make a clandestine recording of a telephone call unless they get a warrant, that is.

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