Not long ago we had a problem where I used to work.

在不久前，我们碰到了一个我曾经解决过的问题。

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Suppose someone is taking a multiple choice exam and has come across a problem where he/she does not know the right answer.

假设一个人在考选择题，然后遇到了一个他不知道正确答案的问题。

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The dangling outputs of the fork are not causing an execution problem, but they lead to a process model where certain outputs are not used.

fork的悬空输出不会造成执行问题，但是它们会使流程模型无法使用某些输出。

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But feeling good about where he stands is not a problem for this chief executive.

NPR: Bush Banks on Elections at Home, Abroad

It might succeed, but it might also induce businesses to set up in areas where road usage is free, perversely spreading congestion to places where it is not a serious problem now.

ECONOMIST: A survey of commuting

One possible new territory where preemption is not a big problem is litigation over environmental debacles. (Witness the recent extraction of money from gasoline refiners who damaged groundwater with a federally approved additive.) The tort mavens also talked about switching to securities law, a field not especially starving for practitioners.

FORBES: Magazine Article