It's a good idea to spend the first night of your holiday sleeping off the jet lag.

你假期的第一天晚上睡觉来消除飞行时差反应是个好主意。

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If Steel was routinely sleeping for four hours a night, she would be drastically underestimating the negative impact, says Alison Gardiner, founder of the sleep improvement programme Sleep station.

睡眠改善项目“睡眠站”的创始人艾莉森·加德纳说，如果斯蒂尔通常每晚只睡4个小时，她就大大低估了其负面影响。

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These include difficulty sleeping at night and hot flashes, or sudden hot sweats.

VOA: special.2009.05.19

I have so much trouble sleeping at night.

到了晚上我就难以入眠。

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I'm having trouble sleeping at night.

我晚上的睡眠有问题。

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They are mostly diurnal - sleeping at night and active during the day.

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Promoting the channel, Winfrey likes to say that it will air nothing that will keep you from sleeping at night.

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Seldom did we lock the boat when we left for short periods during the day and never while sleeping at night.

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