So we don't know if a short sleeper can live longer by extending their sleep and we don't know if a long sleeper can live longer by setting the alarm clock a bit earlier.

也就是说我们不清楚如果一个睡眠不足的人是否可以通过增加睡眠时间来活的更久，也不清楚是否一个睡的太多的人是否可以通过把他们的闹钟调早一些就可以更长寿。

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So we don't know if a short sleeper can live longer by extending their sleep, and we don't know if a long sleeper can live longer by setting the alarm clock a bit earlier.

因此我们也不知道延长一个睡眠时间太短的人的睡眠时间是否能延长他的寿命，或者让睡眠时间太长的人把闹铃调早些。

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Albert is seen being struck on the head by a boy in a purple shirt who hits him from behind with a long wooden board, thought to be a part of a railway sleeper.

看到阿尔伯特被一个穿紫色衬衫的男孩拿着像是枕木的一部分的长木板从他的后面击中脑部。

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The serious case review by the county council's Safeguarding Adults Board says the homeless man, referred to as Robert, was a long-term rough sleeper.

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By the mid-1930s the overnight sleeper train eased the prospect of a long journey and established a classic form of rail travel.

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