她有睡眠问题。

She has a sleeping problem.

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研究人员建议有睡眠问题的人饮用夜间收集的牛奶。

People with sleeping problems have been advised to drink milk collected during the night by researchers.

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使这个问题进一步复杂化的是，人们感觉愉快的睡眠时间相差很大。

To further confuse the issue, there is an enormous variation in the amount of sleep people feel happy with.

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That, at least, seems to handle the case of sleep properly.

这样一来似乎解决了睡眠问题。

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I'm having trouble sleeping at night.

我晚上的睡眠有问题。

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