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科学研究   常速英语

2024-11-27   Video
What Would Happen If We Had Flying Cars

Keywords:

Imagine an entire network of flying cars zooming around at 2,000 meters above our congested city streets. Your morning commute would be a lot different up there: you could travel at higher speeds, ...

想象一下,一整组飞行汽车在我们拥挤的城市街道上空 2,000 米处飞驰。 您早上的通勤时间会大不相同:您可以以更高的速度行驶,几乎可以到达任何偏远的目的地。 但是,我们必须制定什么样的法律来控制天空呢?我们如何执行这些法律?以及,我们该如何...


2024-11-23   Video
What If a Spoonful of Neutron Star Appeared on Earth

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This is the Sun. And this is a neutron star. But don't let its size fool you. Neutron stars are massive gravitational monsters, and orbiting one wouldn't end up well for our planet....

这是太阳。 这是一颗中子星。 但不要被它的大小所迷惑。 中子星质量很大引力怪兽 /绕着 1 个运行不会有好结果为了我们的星球。 但是,如果我们只吃一勺呢,并将其运送到地球?如此少量的中子星不可能毁了我们所有人。 。 。 。 。 。 或者可以...


2024-11-19   Video
What If a Gamma-Ray Burst Hits the Earth

Keywords:

What if I told you that supernovas aren't the brightest events in the Universe? Gamma-ray bursts are. They shine hundreds of times brighter and only last for several minutes at most. But even...

如果我告诉你超新星不是宇宙中最亮的事件呢?伽马射线暴是。 它们的亮度提高了数百倍,最多只能持续几分钟。 但即使是一秒钟也足以让他们搞砸地球上所有复杂的生命。 这是假设,如果伽马射线暴撞击地球会发生什么。 伽马射线暴或 GRB 是宇宙中最猛烈...


2024-11-15   Video
What If You Were the First Person on Mars

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Congratulations, you've taken the seven-month-long journey and have finally landed on Mars. And it turns out, you're the first person. Better start cleaning the place up, and getting it...

祝贺您已经踏上了长达 7 个月的旅程并最终登陆火星。 事实证明,您是第一个人。 最好开始清理这个地方,并为人类殖民做好准备。 你能回到地球吗?您将如何收集生存资源?这有一天会发生吗?这是假设,如果你是第一个登上火星的人,会发生什么。 可能会...


2024-11-11   Video
What If Earth Was Near the Center of the Milky Way

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See that strip of stars splashed across the night sky? That's our home galaxy, the Milky Way. You can see it from Earth because we live right on the outskirts, far away from all the fun...

看到那条星条飞溅到夜空中?那是我们的家乡星系,银河系。 你可以从地球上看到它因为我们住在郊区,远离所有有趣的事物发生在它的中心。 居住在银河系的市中心会是什么样子?我们还会拥有我们熟悉的太阳吗?我们的夜空会是什么样子?我们会被吸入黑洞吗?这...


2024-11-07   Video
What If the Speed of Light and Sound Were Switched

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Nothing can travel faster than light. But what if we switched the rules a little? Imagine a world, where the speed of light was slower - about the speed that sound travels at. In turn, th...

没有什么能比光传播得更快。 但是,如果我们稍微改变一下规则呢?想象一个世界,其中光速较慢 -关于声音传播的速度。 反过来,那个假设世界中的声音将加速直到它达到光速。 声音和光线会是什么样子?为什么那个宇宙会是 don't'?这就是 WHAT...


2024-11-03   Video
What If Earth Had a Large Elliptical Orbit

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What if Earth's orbit ventured as far from the Sun as Pluto, and got as close to it as Venus? Would humans be able to survive such extreme changes in temperature? And if we could, what are the chan...

如果地球的轨道像冥王星一样远离太阳,像金星一样靠近太阳,那会怎样?人类能够在如此极端的温度变化中生存下来吗?如果可以的话,地球沿着这条轨道安全穿越太空而不撞到另一个行星的可能性有多大?这就是 WHAT IF,以下是将要发生的事情如果地球有一...


2024-10-30   Video
What if Earth Had Rings Like Saturn

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Jupiter. Uranus. Saturn. Earth? Sadly, the Earth didn't make it onto the list of the Solar System's ringed planets. If it did, would it still be able to host life? This is WHAT IF, ...

木星。 天王星。 土星。 地球?遗憾的是,地球没有进入太阳系的环状行星名单。 如果是这样,它还能承载生命吗?这就是 WHAT IF,以下是将要发生的事情如果地球有像土星一样的光环。 当地球年轻的时候,它很可能有一个戒指周围的岩石碎片。 45...


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