该研究的主要作者、美国印第安纳州诺特丹大学的心理学家杰西卡·佩恩认为，在学完新东西后打个盹就像把要记住的东西“告诉”睡眠中的大脑。

According to US lead author Jessica Payne, a psychologist at the University of Notre Dame in Indiana, nodding off after learning something new is like 'telling' the sleeping brain what to retain.

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