VOA常速英语2008年-US Study Shows Sleep Deprivation Affects Work,
时间：2019-02-08 作者：英语课 分类：VOA标准英语2008年（三月）
英语课
By Melinda Smith
Washington
06 March 2008
Washington
06 March 2008
Have you ever wished you could put aside your work just for a short nap? If so, you may be sleep deprived. Sleep experts say sleep deprivation is a common problem among many people who put in long hours on the job or take work home with them. VOA's Melinda Smith has results of a recent poll conducted by the National Sleep Foundation.