In software, an intractable problem can usually be replaced by an equivalent one that's easy to solve.

在软件领域，一个难以对付的问题通常可以被一个等价的较易解决的问题代替。

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The better I get at filtering and managing my email, the more convinced I am that email overload may be an intractable problem.

随着我日益得心应手地管理、过滤电子邮件时，我愈加相信电子邮件超载也许是一个棘手无比的问题。

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A good friend once showed me that, even with an intractable problem, one can still find a way to do the right thing.

一位好朋友曾经让我看到，即使是棘手的问题，也能找到方法做正确的事。

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Mr Bell said that in those circumstances, raising pupils' attainment could seem "an almost intractable problem".

BBC: Teachers 'must do better still'

The more intractable problem facing technology startups wishing to remain private is limited access to capital markets.

FORBES: Private matters

But our voices can still be heard, and we must demand solutions to this seemingly intractable problem.

CNN: The dark side of social media: A new way to rape