Unplug laptop, desktop and cell phone power cords when not in use.

在不使用笔记本、台式机和手机时，把电源线拔掉。

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Ben's son: Hey dad, mom says you can't enter the room unless you have something important to say, and please take your cell phone power off.

本的儿子：爸爸，妈妈说你不能进这个房间，除非你有非常重要的事情，并且进来时要关掉手机。

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The latest version of the box uses mobile phone technology, and solar panels in case the electrical power fails.

VOA: special.2009.10.12

Dave Meredith points out that Virgin has improved its rolling stock, and praises the "laptop and mobile phone power points, onboard radio stations, and clean, comfy seating".

BBC: The Bad

Some NFC readers can generate enough power in your phone to power up the security chip, which may be at least enough to get you home.

WSJ: Is NFC Finally Becoming Mobile's Next Big Thing?

Just by sitting on your phone, Power Felt could provide relief during power outages or accidents.

FORBES: New Fabric Generates Electricity Via Your Body Heat