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来源:雅诚德英语网
Volunteers were photographed after eight hours sleep and again after being kept awake for 31 hours. The photographs were shot in a well lit room.
研究者在一个光线充足的房间里,分别对睡足八小时和保持31小时不睡觉的志愿人员进行拍照。
Volunteers were photographed after eight hours sleep and again after being kept awake for 31 hours. The photographs were shot in a well lit room.
研究者在一个光线充足的房间里,分别对睡足八小时和保持31小时不睡觉的志愿人员进行拍照。