unsolvable problem

基本解释

An unsolvable problem of the past might not seem like fertile ground for debate.
一个过去未曾解决的问题看来不像有很大余地争论的话题。
So, what looked like an unsolvable problem was actually a challenge that called for creative solution.
因此，看起来像是无法解决的困难，实际上是一个有待用创新方法来解决的挑战。
Unlike the other threats Nielsen names, he doesn’t offer a solution, so he leaves us with his “us versus them” unsolvable problem, which is unacceptable.
与Nielsen提到的其他威胁不同，他并没有提出解决方案，所以把“我们对他们”这个悬而未决的问题留给我们，这是不能接受的。

What are they in need of to make things right, meet (or exceed) their goals, solve a seemingly unsolvable problem?
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But this is domestic policy of extreme importance, and it is a solution rather than an unsolvable problem in a faraway land.
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If France asks for compliance, however, Skype may have to either solve a seemingly unsolvable problem or face withdrawing at least some of its services.
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