A third of the population of the UK and over 40percent in the US regularly sleep less than five hours a night, so itis not a trivial problem.
三分之一的英国人以及超过40%的美国人每晚的睡眠时间常常达不到五个小时，所以这个问题不可小视。
A third of the population of the UK and over 40 percent in the US regularly sleep less than five hours a night, so itis not a trivial problem.
三分之一的英国人以及超过40%的美国人每晚的睡眠时间常常达不到五个小时，所以这个问题不可小视。
A third of the population of the UK and over 40 percent in the US regularly sleep less than five hours a night, so it is not a trivial problem
三分之一的英国人以及超过40%的美国人每晚的睡眠时间常常达不到五个小时，所以这个问题不可小视。
A third of the population of the UK and over 40 percent in the US regularly sleep less than five hours a night, so it is not a trivial problem.
三分之一的英国人以及超过40%的美国人每晚的睡眠时间常常达不到五个小时，所以这个问题不可小视。
You still have debt left, and this doesn't get to the root of the problem - you still face symptoms of sleep deprivation over the course of your week.
你还有欠债，因而这无法治问题的根本：你依然会面临一周过程中睡眠缺乏导致的症状。
You still have debt left, and this doesn't get to the root of the problem - you still face symptoms of sleep deprivation over the course of your week.
你还有欠债，因而这无法治问题的根本：你依然会面临一周过程中睡眠缺乏导致的症状。
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