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What professional riders fear most is not their opponents, but their motorcycles!
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Can ice bullets really withstand the high temperature of gunpowder and become invisible after being
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The most perfect revenge!
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Why do sprinkler heads keep knocking when irrigating farmland? #Science #Decompression #Irrigation #
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Speed bump!! Amazing machinery~
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Super cool mechanical series of speed bumps! 7.18
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Why don’t civilian aircraft spray flames? The working principle of turbofan jet engines
How are the patterns painted on ceramics? #Science #StressRelief #Pottery #LearnSomethingNew
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Super cool mechanical series of speed bumps!
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The wisdom of the working people is to change the direction of force to move heavy objects. #Science
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What exactly is salmon's "white roe"? And why are people scrambling to eat it?
If you often watch videos, you don’t know how terrible the job of a porn appraiser is!
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Don't pick your belly button after taking a shower
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[Animation]Rules in brothels in ancient China
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"Where Are the Bizarre Animals?" 160
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The Fertilization Process of Sperm and Egg
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The Great Wall version of the China Pavilion! The original Plants vs. Zombies with Chinese elements!
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A Spanish artist spent 130 hours completing this portrait of a dog—it feels like the dog is about to
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The Butterfly Effect
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Ling Yi Incident
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