It is known that pollution is a long-term problem, and no single government can meet the challenge alone.

众所周知，污染是一个长期问题，没有任何一个政府能够单独应对这个挑战。

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And this creates a long-term problem.

这引发了一个长期的问题。

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Yet this suggests a long-term problem.

然而这暗示着一个长期的问题。

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Galmudug regional government Minister of Planning Omar Mohamud warns that not implementing a long-term solution to the water problem will fuel the vicious cycle of droughts, hunger,and violence and keep the Somali people in the iron grip of poverty.

VOA: standard.2009.10.06

That's what we have to think about and it's a long-term problem.

这是我们要考虑的问题,这是个长期问题。

耶鲁公开课 - 金融市场课程节选

The problem with long-term risks, also, is that anything that we do to mitigate these risks creates moral hazard.

关乎长期风险的问题，我们要采取一切手段,减轻这些风险,带来的道德风险。

耶鲁公开课 - 金融市场课程节选

Mr Portillo said that "this government is so blinkered" that it cannot see the long-term problem.

BBC: Portillo calls for tax cuts

It is a long-term problem, because carbon dioxide stays in the air for a century.

ECONOMIST: Climate change

"We're looking for a short-term problem where the market anticipates a long-term problem, " he says.

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