The devastation wrought by Hurricane Katrina, the costliest insurance event ever, illustrates why reform is overdue.

飓风卡特里娜带来的毁坏，是至今为止涉及到最大金额的保险事宜。

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That's why school reform is so critical.

这就是学校改革如此重要的原因。

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This is why repeated attempts at reform legislation have failed in recent years, leaving the Postal Service unable to pay its bills except by deferring vital modernization.

这就是为什么近年来立法改革的多次尝试都以失败告终，这使得邮政服务无法支付账单，除非推迟重要的现代化进程。

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Analysts say the resulting probe into Goldman Sachs investment practices could help President Barack Obama, who delivers a major speech Thursday on why financial reform is needed.

VOA: standard.2010.04.19

That's a really good question because if I open this up, why wouldn't it just reform with itself, why would it want to have this in here?

这是个很好的问题,如果我把质粒打开,为什么它不会自己合上,为什么它会与DNA片段重组呢

耶鲁公开课 - 生物医学工程探索课程节选

Read on to see why reform is possible, but won't be quite so easy.

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There can be no better demonstration of why reform is needed.

ECONOMIST: Northern Ireland��s police | The

That's why reform is so important.

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