Right now, we have this opportunity to prevent the extinction of countless species and ecosystems that are only just being discovered, let alone understood.

现在，我们有这个机会防止刚被发现，更不用说了解的无数物种和生态系统。

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Just how people think is still far too complex to be understood, let alone reproduced, says David Eagleman, a Stanford University neuroscientist.

斯坦福大学神经学家大卫·伊格曼说，人们的思维方式仍然太过复杂，难以理解，更不用说复制了。

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In most cases, the issue comes down to the fact that an organization allocated its budget long before the solution requirements were even collected, let alone well understood.

在大多数情况下，问题归结为组织远在解决方案需求收集之前就分配其预算了，更不用提很好地了解了。

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In most cases, the issue comes down to the fact that an organization allocated its budget long before the solution requirements were even collected, let alone well understood.

在大多数情况下，问题归结为组织远在解决方案需求收集之前就分配其预算了，更不用提很好地了解了。

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