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18:56
地球自轉的動力來自哪里?為何地球自轉越來越慢? | 天天觀世界(探秘,宇宙文明,未解之謎,量子,物理學,科普,愛因斯坦,知識)
1.1M views
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1 year ago
天天探秘
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03:46
为什么人类的体温一直在下降?到底是什么原因?科普人体37℃之谜
2K views
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2 years ago
必看科普局
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05:07
细菌如何通过衣物传播?丨科普丨冷知识丨柴知道ChaiKnows
35K views
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4 years ago
柴知道ChaiKnows Official Channel
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05:33
中文油管排行榜【科普知识频道-Top 34】全油管最好的科普知识频道大集合!本片既是排行榜,又是您必须收藏的知识宝库噢!
4.7K views
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11 months ago
中文油管排行榜
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03:04
Early Learners | Why Geckos Abandon Their Tail? | Emmy&GooRoo Nature Class | Kids Cartoons [SUBS]
37K views
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3 years ago
艾米咕噜 Emmy&GooRoo_Preschool Learning Cartoons
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03:04
Early Learners | Hardworking Little Snail | Emmy&GooRoo Nature Class | Kids Cartoons [SUBS]
170K views
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3 years ago
艾米咕噜 Emmy&GooRoo_Preschool Learning Cartoons
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01:24
鼻炎患者:每天都想割掉鼻子! !#科普 #科普知识 #鼻炎 #rhinitis
2.3K views
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1 year ago
橘右美美子
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00:32
这架飞机尾部为啥有扇窗户? #科普 #科普知识#涨知识
154K views
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1 month ago
Bright spot record
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00:22
世界上最不可思议的一幕#科普 #知识 #冷知识
546 views
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4 days ago
神秘探长
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00:37
自助洗澡神器 #自助 #洗澡 #神器 #生活 #科普 #知识 #科普知识 #冷知识 #涨知识
24K views
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1 month ago
Z科普频道
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00:35
泄洪的时候千万不要靠近 #科普 #知识 #冷知识
15K views
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1 week ago
神秘探长
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