小部件的最佳夥伴

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PAUL WALLICH is a staff writer for 大眾科學.

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大眾科學 Magazine Vol 272 Issue 4This article was originally published with the title “A Widget's Best Friend” in 大眾科學 Magazine Vol. 272 No. 4 (), p. 35
doi:10.1038/scientificamerican0495-35
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