England has a longstanding problem with youngsters dropping out of training.

青少年辍学问题在英国由来已久。

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My longstanding problem with Swing is that a natural hierarchy seems to get lost amidst the implementation details.

对于Swing，我长期关注的问题是自然的层次结构似乎在实现细节中消失了。

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These simple lifestyle changes can help prevent a few nights of poor sleep from turning into a longstanding problem.

改变一下这些平常的生活习惯可以防止偶尔的不易入睡恶化成长久失眠问题。

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Khatib decided to share a longstanding problem in AIDS research in the form of Foldit, a program that reframes scientific challenges as a competitive multiplayer computer game.

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So Mr Jobs still needs to fix Apple's longstanding problem in its core business, which is that its global market share in computers seems stuck at about 3%.

ECONOMIST: The halo effect

This new type of regulator was developed in response to a longstanding problem: the detrimental effects of gravity on the regularity of a movement by generating variations in rate.

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