Of course, computer simulations are not a substitute for hard evidence.

当然，计算机模拟并不能代替确凿的证据。

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Remember that hard disks, fans, and power supplies are the parts in your computer that physically move, making them the most likely to require replacement.

记住，硬盘、风扇和电源都是计算机中可物理移动的部件，因此它们最有可能需要替换。

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In a recent Gallup poll, Americans say they are keenest on the computer industry, with the restaurant business and hard-working farmers not far behind.

在最近的一次盖洛普民意测验中，美国人说他们对计算机行业抱有最大热情，紧接着是酒店业和需要辛勤耕作的农业。

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So on your computer's hard drive are again, a whole bunch of tiny magnetic particles aligned this way or this way.

因此，你的电脑硬盘是完全是,有一簇按照这种方式排列的磁性粒子。

哈佛公开课 - 计算机科学课程节选

External hard drives are a good way of keeping transient data off your computer's core hard drive, which should give your operating system some extra room to do its job more efficiently.

CNN: How to squeeze the most from your computer

Example: All the major components of a computer, including the motherboard and hard drive, are imported.

FORBES: Are New iMacs Being Made in America?

The Internet is poky by design--and there are hard chairs in the computer room to discourage work.

FORBES: Magazine Article