并分别对呼通率，呼叫保持时间，语音质量和与驱动相关的功能指标进行了说明。

At the same time, the paper also introduces call completion rate, call maintenance time, voice quality and some other test content about driver.

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然而，许多人却出于恐惧而对于使用技术小心翼翼，他们对此保持了太多的接触——因而他们的时间往往被恼人的电子邮件和电话呼叫消磨掉了。

Many individuals are gun shy about using technology out of fear that they’ll remain too much in touch — that their time will be consumed by intrusive e-mails and cell phone calls. Fair enough.

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