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カテゴリー全て - satellites - inventions - science - machines

によって Daria Radetskaya 6年前.

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Inventions

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11 inventions that changed the world

11 inventions that changed the world

Daniel Simaにより

Black Hole

Black Hole

Santiago Barreraにより

Chapter 2 The Saber-Tooth Curriculum

Chapter 2 The Saber-Tooth Curriculum

Julie Morrisにより

Biology 311C Extra Credit

Biology 311C Extra Credit

John Floresにより

Inventions

IT (information technology)

satellites

computer networks

SCIENCE

antibiotics

genetic engineering

space travel

vaccinations

MACHINES

motorbikes

commercial aeroplanes

vacuum cleaner

washing mashine

ENERGY

solar power

nuclear power

electricity