The magic of the PC is that it is a general-purpose machine to which new functions can be added simply by installing a new piece of software.

个人计算机的魅力在于它是一种多用途的机器，任何新功能可以通过安装一套软件而实现。

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Capt Gary Palmer, of the Infantry Battle School based in Brecon, Powys, told the inquest it was believed Ranger Maguire was killed by a shot fired from a General Purpose Machine Gun (GPMG) by a fellow soldier.

BBC: Ranger Michael Maguire

It's possible, we guess, though such a tablet would be counter to the arguments made at the iPad launch where Jobs and Co praised the device for being purpose-built to excel at specific tasks -- TechCrunch's device sounds like a general purpose machine.

ENGADGET: Apple iPad rumor roundup: Abraham Zapruder edition

The PC managed to stay vital longer because it was a more general-purpose machine--exciting new applications were invented for it on a regular basis.

FORBES: Another Bite Of The Apple