对于象布朗这样的领导人来说，这样的行动意味着另一场旷日持久的斗争。

For leaders like Prime Minister Brown, actions like this represent yet another battle in what may well be a lengthy campaign.

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shell 的 < 和 << 重定向对于象 passwd 这样的程序不起作用。

The shell's < and << redirections don't work with programs such as passwd.

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对于象股市、地震和森林火灾等复杂的系统，物理学家们了解的一点是，当变化发生时，它们的规模不变。

One thing that physicists have learned about complex systems, such as stock markets, earthquakes, and forest fires, to name just a few, is that when changes occur they are scale invariant.

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