A 68-year-old retired man from the countryside invented a magical bicycle and won several patents.

A man died and resurrected ten times in 27 years, and his family has become numb.

beiwei__aopi-

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The power of science

haoyongwujingongju

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They say diamonds are forever, but they can be burned and broken.

haoqiwanhuatong

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Introduction to Tequila

yaki1

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Spoon/fork: If I had known this was a bad factory

xiaokechibaobao

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How Tsunamis Are Formed (3D Principle)

Jinzhengmeiyongde

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When MC upgrades, it becomes more scientific, and the maximum level is beyond my imagination # Minec

Xiaomengbugugu

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Why doesn't it hurt when a needle is stuck in my finger?

yaki1

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I advise you to quit porn (enlarging testicles)

xuetudexin-

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【HISHE】Jurassic Park Parody 1

jiqishudezahuopu

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How to lay a qualified asphalt road? #Science #Unzip #Paving #Knowledge

haoqiwanhuatong

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20 common mechanical transmission structures, I'm exhausted

Jinzhengmeiyongde

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The incredible "abrasive flow" squeezes the fluid out of the tube. The picture is so sour.

lengkepu

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稀土是什么？“中东有石油，中国有稀土”！了解中国稀土的重要性

lengkepu

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【Medical Review】Review of 50 Popular Medical Videos Online

Xiaomingdeyilurichang

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Craftsmen all have stubborn tempers!

naiyouqiqizi_02

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Why is the melting point of metallic mercury as low as -38°C?

lilunkexue

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Will the breakup of an iceberg cause sea levels to rise? #Science #A23a #Iceberg #Knowledge

haoqiwanhuatong

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Why is 21 cm a magical length in the universe?

lilunkexue

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What is the mercury heart? Slowly bring an iron nail close to mercury and an interesting scientific

lengkepu

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