Isaac Newton's Epiphany about gravity and a falling apple.
伊萨克·牛顿对苹果下落与地心引力的顿悟。
From what I can see, it's a knock-on certainty he is about to be awakened by a falling apple.
在我们看来，他必然会被树上掉下来的苹果砸醒。
This improved understanding of the universe, plus maybe a falling apple, inspired Newton to formulate new laws of science.
这一发现增进了人类对宇宙的了解，与那也许存在过的掉落的苹果一起，让牛顿获得启发，制定出了新的科学法则。
When Newton describes the process of observing a falling apple and guessing at the principle behind it "he's talking about the scientific method, " Moore said.
摩尔认为，当牛顿描述他关注一只跌落的苹果并猜测其背后隐藏着的科学原理时，"他实际上是在探讨关于科学研究的方法。"
When Newton describes the process of observing a falling apple and guessing at the principle behind it "he's talking about the scientific method," Moore said.
摩尔说，当牛顿描述观察苹果落地的过程并猜想其背后的原理时，“他说的是科学方法”。
So if I strobe this apple while it was falling I would see the separation, when it strobes to increase with time, because the velocity goes up with time.
如果用频闪相机拍摄，苹果下落的过程，可以看到频闪的间隔，苹果的距离，随着时间不断变大，因为速度随着时间而变大。
It applied equally to the apple falling from the tree and the moon going around the earth.
它同样可应用于苹果从树上落下和月球绕地球转动。
The apple set him to wondering about the movement of falling things.
这个苹果使他想知道落体的运动。
After seeing the apple falling, Newton thought that the force making falling must extend to the top of the tree and maybe even to the moon.
看到了苹果落下，牛顿认为，树的顶部有一股使得苹果落下的引力，甚至可以延伸到月球上去的引力。
In Autumn, I want to sit under the apple tree or cherry tree, see the leaves falling down to the ground.
秋天，我想坐在苹果树或樱桃树下欣赏着落叶。
How many men would have considered the possibility of an apple falling up into the tree?
多少人会考虑过苹果向上飞到树上的可能性呢？
How many men would have considered the possibility of an apple falling up into the tree?
多少人会考虑过苹果向上飞到树上的可能性呢？
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