乔治亚大学的保罗·舒兹博士说：给观察者许可，你就能得到反馈。
Give the observer permission, suggests Paul Schutz, Ph.D., of the University of Georgia, and you will receive feedback.
乔治亚大学的保罗·舒兹博士说：给观察者许可，你就能得到反馈。
Give the observer permission, suggests Paul Schutz, Ph. D., of the University of Georgia, and you will receive feedback.
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