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This is scientific Americans 60-Sencond Science. I am Karen Hopkin. This will just take a minute. When you think about silk, you probably think of gossamer fibers woven into lustrous garments or decadently soft bedsheets. But silk is also prized for
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A large balcony off a building to the right has been reserved for the Gamemakers.Television crews have claimed most of the other balconies. But the City Circle and the avenues that feed into it are completely packed with people. Standing room only. A
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Because I could not stop for Death - He kindly stopped for me - The Carriage held but just Ourselves - And Immortality. We slowly drove - He knew no haste And I had put away My labor and my leisure too, For His Civility - We passed the School, where
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48 科学家发现：蜘蛛丝强度要胜过绳子 DATE=5-16-01 TITLE=SCIENCE REPORT - Spiders and Silk BYLINE=Jill Moss (Start at 59
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Swallows may have gone, but there is a time of return; willow trees may have died back, but there is a time of regreening; peach blossoms may have fallen, but they will bloom again. Now, you the wise, tell me, why should our days leave us, never to r
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