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2004年3月1日

1分鐘閱讀

時光護照

志願者參與全國各地的考古和歷史森林管理局專案，學習實地技術

作者：瑪格麗特·霍洛韋

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Marguerite Holloway is a contributing editor for 大眾科學.

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This article was originally published with the title “Passport in Time” in 大眾科學 Magazine Vol. 290 No. 3 (March 2004)
doi:10.1038/scientificamerican032004-4HcBBvTK5wRvR0O1em8xoB

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