Tyrannosaurus would have had an extremely large retina over which they could collect those photons.

霸王龙应该有着非常大的视网膜才能使们接收么多。

If the smooth surface absorbs the photons instead of bouncing them back, there's no reflection.

如果滑的表面吸收，而不们反弹回来，那就没有反射。

Light is made up of particles called photons.

由叫做的粒组成。

That energy is emitted as photons of visible light.

能量以可见的形式发射。

So what you're seeing is that last orbit of photons.

所以大家看到的的最后轨道。

That gave electrons something to do instead ofalways intercepting photons.

就让电有事可做，而不总拦截。

Such particles could include photons or microscopic pieces of matter.

种粒可能包括或微小的物质碎片。

In the study, a quantum computer prototype " Jiuzhang" was established and helped detect up to 76 photons.

项研究建立了量计算机原型“九章”，并帮助探测到多达76。

Uh, that device, there, will measure the photons that return and let us see it on this computer.

那装置能测量返回的 我们能在电脑上看到。

And radiation composed of innumerable particles of light, also known as photons.

以及由无数的粒形成的辐射，也被称为。

That means just 6 out of every 1000 photons manage to escape.

意味着每 1000 中只有 6 成功逃逸。

The gamma ray burst released photons carrying a record amount of energy.

伽马射线爆发释放了携带创纪录能量的。

Those photons of light are what enable you to see this video.

些使你能看到视频。

These photons fill all of space, trillions passing through your body every second.

些占满了所有的空间。每一秒就有几万亿穿过你们的身体。

So even if it tried to emit radiation, the photons would fall back.

就算物质试图散发辐射，也会被重力拉回来。

Some allowing as few as one photon in 100,000 to escape.

有些只允许十万分之一的逃逸。

Those photons had to travel billions of light years.

那些旅行了数十亿年。

You know people are exposing their eyes to this stream of photons from these objects.

看手机时，人们的眼睛总暴露在些电屏幕的流中。

That gives the leaf ample opportunity to absorb every photon of light passing through.

样叶就有充足的机会去吸收阳传递过来的每一缕能量。

Supposing these are quarks and electrons, photons, the particles that constitute the standard model.

假设些夸克、电、量和构成标准模型的粒。