But not with my friend D. Between his two mobile phones, two office phones and one home phone, you can never know which number to try, and he seems never to pick up, anyway.

但是这个方法不合适我的朋友d。他有2部手机，2部办公室电话和一部家里的电话。

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At the Mobile World Congress here this week, some phone makers are responding by introducing devices with a twist, hoping that they can grab a buyer's eye with a unique feature like 3-d capabilities.

这里，本周举办的全球移动大会上，一些手机制造商通过绞尽脑汁，来介绍他们的手机配置，希望能够用通过三维这样的独特技术抓住买者的眼球。

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But conditions aren't usually ideal when using a phone day to day and for many operations a traditional d-pad and physical keys (whether numeric or qwerty) are faster and more satisfying.

但日常使用中条件并不理想，传统方向键和物理键盘(无论是数字键盘还是全键盘)在大多数操作上更快捷且舒适。

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Krishna Kurapati, founder and chief technology officer of Sipera Systems , demonstrated vulnerabilities of several Wi-Fi devices at Wednesday's presentations, crashing a Blackberry and a D-Link phone onstage by hacking their wireless Internet connections.

FORBES: VoIP Vandals

The tablet can't display 3-D on its screen, but like the phone, the G-Slate can be connected to a 3-D TV set.

CNN: LG unveils world's first 3-D smartphone

It may be that rental cars don't do this, but even so, I'd definitely un-pair your phone from a rental car.

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