image tag: research, orientation: vertical, main color: brown, image quantity: 4

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books, bookshelf, bookstore, bookshop, reading, education, book
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mars rover, curiosity, vehicle, cosmos, space travel, robot, martian surface
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horn, magnetic, neutrino, van der meer, high-current, pulsed, focusing device
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telescope, infrared camera, high resolution, technology, scientific, research, instrument