地球自转加快一天已不足24小时！地球如何形成？谁推动它旋转？ Click Cancel Mute Play next after 5 s 地球自转加快一天已不足24小时！地球如何形成？谁推动它旋转？ | 2 years ago 1.7K | 2 years ago | Popular science 1.3K Share Teacher Lee Follow
08:07 What’s It Like Inside Jupiter? Below The Clouds Of A Gas Giant (4K UHD) v101 Science 1.1K | 2 years ago
06:28 阿尔兹海默病有什么征兆？25岁也会得病？What are the signs of Alzheimer’s disease? Will you get sick at 25? ChaiKnows 2K | 2 years ago
14:09 9 Most Mysterious Discoveries Found In Ancient Art! Origins Explained Series 4.1K | 2 years ago
04:53 What’s the difference between accuracy and precision? – Matt Anticole TED·Ed 3.3K | 2 years ago
11:04 We Live In A Huge Bubble! What’s Hiding Outside The Solar System? The Curiosity 1.1K | 2 years ago
.jpg){kind=avatar}
