时间: 2019-4-23 24:15:18


The Singapore Spirit lives in all of us. It carries us forward and unites us. Discover the ones who are shaping the future and learn how you can ...

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Smithsonian Homepage | Smithsonian Institution

Official website of the Smithsonian, the world's largest museum and research complex, with 19 museums, 9 research centers, and affiliates around the world.

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Home Office - GOV.UK

The first duty of the government is to keep citizens safe and the country secure. The Home Office has been at the front line of this endeavour since...

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science科学杂志 - Science | AAAS

Science Advances Science Immunology Science Robotics Science Signaling Science Translational Medicine Science Partner Journals Topics All Topics Special Issues Custom...

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Leica - Four Independent Companies Share the Leica Brand

Visit Leica Geosystems » LEICA and the Leica Logo are registered trademarks of Leica Microsystems IR GmbH ...

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universite de lausanne - UNIL - Université de Lausanne

Quel chemin a été parcouru depuis la grève des femmes de 1991 et quels sont les enjeux de la grève actuelle ? Plus La politique européenne de...

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Hasselblad is one of the leading manufacturers of digital medium format cameras and lenses. Since its start in 1941, Hasselblad cameras have been renowned ...

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Blu-ray, Blu-ray Movies, Blu-ray Players, Blu-ray Reviews

Everything about Blu-ray Disc. Blu-ray reviews, releases, news, guides and forums covering Blu-ray movies, players, recorders, drives, media, software ...

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AT&T® Official - Entertainment, TV, Wireless and Internet

Find the best AT&T deals & offers on smartphones, devices, & accessories, TV & premium entertainment, and Internet services. Get more for your thing.

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