But smart systems might be vulnerable to malfunctioning or attacks by hackers.

智能系统，反而在故障面前极度脆弱，而且很容易受黑客攻击。

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Fortunately, such a scenario is likely to remain science fiction. But smart systems might be vulnerable to malfunctioning or attacks by hackers.

幸运的是，这一幕或许仍然只是科幻小说中的情节，不过智能系统的确很容易瘫痪或是被黑客侵袭。

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If it can be shown that targeting Gaddafi is the only way of stopping a particular attack or attacks then it is clear that the such an act is necessary.

如果消灭卡扎菲是阻止袭击的唯一手段，那么显然这种斩首行动是必要的。

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President Obama says the attacks show that extremists have no respect for African lives or efforts for a better future.

VOA: special.2010.07.17

He believes that a virgin like the Lady is secure or safe from the violent attacks imagined by his younger brother.

他认为像那位女士那样的处女，在他弟弟想象的,暴力袭击中是很安全的。

耶鲁公开课 - 弥尔顿课程节选

The report says that in two thousand eight, two hundred sixty humanitarian aid workers were killed,kidnapped or seriously injured in violent attacks.

VOA: special.2010.08.16

"What we will not allow is conducting personal attacks against individuals, or attacks against any groups or minorities, " he added.

BBC: Jordan blocks 'unlicensed' national news websites

In 2002, China and Russia proposed a treaty banning the deployment of weapons in space or attacks against space-based objects.

ECONOMIST: China admits shooting down a satellite

If you have long panic attacks, or attacks that come in prolonged volleys, these medications work quickly enough that they can interrupt things in mid-attack.

CNN: How can I control my panic attacks?