评论
打印
You all have big biceps, on the right arms.
你们的右臂上的二头肌都很发达
Because you spent half of your lives
因为你们用大半生
scoring tons of chalk dust, across miles of blackboard.
走过成里的黑板 制造了成吨的粉笔灰
I...Don't do that.I have something magic and wonderful to tell you about.
而我...不那么做 我有一个神奇的美妙的东西要告诉你们
It's fast, it's vigorous,and you don't need big muscles. It's called topology.
它很快 很有活力 而且无需你们有发达的二头肌 它是拓扑学
Pictures, not equations.And nothing moves faster than light.
研究图形 而不是方程 光是最快的
Under 186,000 miles per second, light is the fastest,
秒速低于186000英里 光速是最快的
easily fast enough to overcome the gravity pull of,
它的速度让它轻松地克服了重力的拉力
say, the sun,or the Earth, and escaped.
而脱离了太阳 和地球 跑了出去
The speed is high enough to get away from the gravity pulling it back.
它的速度快到 能摆脱拉住它的重力
What if the sun...were more concentrated?What if the sun were collapsed?
如果太阳...密度再高一点呢 如果太阳坍圮了呢
The density becomes huge, the gravity pull enormous.
密度变得极高 重力极大
And now nothing could stop gravity pulling everything in - even light.
重力将不可阻挡 把一切拉向里 甚至光
A singularity forms.What is singularity?
奇点就形成了 奇点是什么呢
A singularity is a place where matter, light, space...Time.Everything.
奇点是一个地方 所有物质 光 空间 时间 一切
