Do you know how a motor works?

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Song Yu: Senior Han, I'm so hot! Han Li: Junior-Martial-Nephew Song, I'm so hot too!

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LEGO turbo washing machine

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Today's decompression video: the irresistible charm of machinery~

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Today's unpacking video: Super cool mechanical series 9.4

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"Play it out and pick it up by yourself"

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Man speed bump!! Amazing work site

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No one can resist this multifunctional excavator. If you think it is not fun, wait and try it with a

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Irresistible mechanical charm~

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How are such precise molds made?

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Today's decompression video: the amazing mechanical series~

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