这篇报告描述了某一个人为假定的自然界的基本物理常数，似乎并不是一直保持恒定不变。

The report describes how one of the supposed fundamental constants of Nature appears not to be constant after all.

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而它们中的一些保持恒定不变，因变量按某种自然的方式变化，从而维持约束条件。

Some of them are held fixed, and then some dependent variable does whatever it must so that the constraint keeps holding.

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感谢特殊的隐形眼镜、藏于衣服内的电脑和分散于你到过的各处的位置传感器，你可以看到一个恒定不变的信息流和覆盖于真实世界之上的虚拟景象。

Thanks to special contact lenses, computers in your clothes and locational sensors scattered everywhere you go, you see a constant stream of text and virtual sights overlaying the real world.

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