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1:02
Rice porridge, goat milk? What did babies drink before formula was invented?
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1:08
How were human blood types discovered?
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1:50
One of the Four Great Inventions of ancient China — Papermaking
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1:44
That time, he—who usually dislikes taking photos—actually took the initiative to ask for a commemora
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1:14
She said, "This is a gift from traditional Chinese medicine to the world!"
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0:51
What exactly did the first inventor of air conditioning go through...?
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2:49
One of the Four Great Inventions of Ancient China—Gunpowder
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1:15
The "watermelon freedom" of Chinese people wouldn't be possible without this grandma!
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1:07
How did ancient people chat online without WiFi?
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1:58
Money can do a lot, but it can't do everything!
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1:35
Human courage will forever echo across the stars and the sea! Saluting all the great space explorers
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2:33
Grandma said that the power strip has been there for ten years, and the old man has been gone for te
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1:13
“I hope that when I grow old, I can tell everyone that my life has not been ordinary.”
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1:23
Let’s start with a surgery with a 300% mortality rate…
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1:56
Coding into poetry, this is probably the ultimate romance of language and mathematics...
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1:51
A gentleman is open and honest, while a villain is always worried.
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3:04
It is because of his fighting spirit and constant perseverance that we have the invisible armor!
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0:59
"How can a good woman go to a barbershop?" "Why not?"
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1:17
How does a color TV display color images?
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1:17
"I've eaten so many candies, but this one is the only one I remember vividly!"
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