The problem is, the Internet is a republic; which means that the most exalted content has to muck in with everything else that's out there.

但问题在于，互联网具有着公共的属性，这意味着最为菁华的内容往往混同在不引人注目内容之中。

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Users muck around with environments in unpredictable ways, and getting them back time to a stable state is often tricky.

当用户以一种不可预期的方式将环境搞坏时，使他们回到稳定时的状态通常是明智的。

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In the early years of the 19th century, farmers in western Pennsylvania kept their wagon wheels greased with puddles of bubbling muck that studded the countryside.

在19世纪早期，西部宾夕法尼亚州的农民都给自己的马车轮子抹上乡下随处可见的气泡肥料胶土。

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Non-profit bosses tend to muck in with volunteers when the heat is on (you'll find them, for example, helping to stuff goody bags for fund-raising events).

ECONOMIST: Schumpeter

The weather was gray again, with muck in the sky from the Pearl River Delta factories.

FORBES: Travel Log

In 2005 doctors in Australia noticed that surfers with cystic fibrosis had a lot less muck in their lungs.

FORBES: Magazine Article