This gives you a little bit of an idea of just how many individual photons there are in a laser beam of light.
这让你对一束激光中有多少个光子有了一点概念。
They reflect a concentrated beam of light onto the town's central square, creating an area of sunlight roughly 600 square meters.
它们将一束集中的光线反射到城镇的中心广场上，形成面积大约为600平方米的阳光区域。
That's like using the mind like a concentrated beam of light.
就像集中焦点的一束光那样思考。
In the distance, a fuzzy beam of light appeared, followed by the roar of a horn.
远处出现了一束模糊的光线，随后传来轰鸣声。
Can we skirt Einstein's theory of special relativity and travel faster than a beam of light?
我们能否绕过爱因斯坦狭义相对论的理论使得移动速度超越光速？
A beam of light radiating from you, lighthouse!
一束光明源自你，灯塔！
The sun's gravitation was bending the beam of light.
太阳的引力使光束弯曲。
Even a passing beam of light will be pulled right in.
一束经过的光线也会被吸入。
Visualise a beam of light pouring down from the skies.
你似乎看到，有一道明亮的光柱从天上直射下来。
What if I shine a beam of light at you on the bank from my boat?
那如果我从船里投射一束光到岸上的你那儿？
But it's odd that you can't see the beam of light, you can only see what it hits.
但很奇怪，你看不见光束，你只能看见它所照射的东西。
The energy source for laser beam machining is a highly concentrated beam of light.
激光切削的能量来源于一束高聚焦光。
When the room is dark, a narrow beam of light can act like a radiant2 pen or brush.
在黑暗的房间内，一束细小的光线可以成为一只发光的钢笔或画笔。
Provides a directed, concentrated beam of light owing to its 50 cm long flexible arm.
有50厘米长的柔性灯臂，可以提供直接、集中的光束。
So compared with any ordinary beam of light, the laser beam is very orderly affair indeed.
因此，与普通光束比较，激光束的确是十分整齐的。
Suddenly, I am conscious of a white beam of light, knowing that I must follow it or be lost.
突然，我意识到一束白光，我知道我必须跟从它，否则我就会迷失。
This first wireless telephone transmitted sound on a beam of light instead of electrical wires.
这是第一支无线电话，透过光波传递声音，而不再使用电缆。
The beam of light is attracted by gravity and follows a curved path rather than a straight line.
在爱因斯坦之前，科学家们一直认为光是以直线的方式在空中传播的。
It moves through you like a beam of light that sweeps - if only for a moment - the darkness aside.
它像光束一样穿越过你们，把黑暗扫到一旁，即使只有片刻。
As the labeled DNA flows through the channel, it passes over a very narrowly focused beam of light.
当标记的DNA从这个通道流过，它经过一个非常窄的会聚光束。
Conventional lasers use a so-called "gain medium," such as a semiconductor material, to produce a focused beam of light waves.
传统激光器通过一种所谓的“增益介质”(如半导体材料)产生聚焦光束。
In his book Autobiographical Notes, Einstein recalls how he once daydreamed about chasing a beam of light as it traveled through space.
在他的著作《自述注记》中，爱因斯坦回忆道他当时幻想在宇宙中追逐一道光线。
A super twisty beam of light has been created that can distinguish between left and right-handed molecules with unprecedented precision.
一种超螺旋光束被用来区分左右手性分子，准确度达到了空前水平。
The effects produced when a beam of light falls on a crystal for varying angles of incidence can be readily visualized by a geometrical representation.
投射到晶体上的光束，由于入射角的变化所产生的不同效应，可以很方便地用一种几何图形体直观地显示。
The basic blaster technology of intensifying a beam of light into a deadly bolt is scalable, and largely the same despite the differences in weapon types and sizes.
尽管武器类型和尺寸各不相同，但把光束增强为致命能量束的基本爆能技术是简便且大致相同的。
The researchers used a machine called an "electroretinogram" to test the field of vision - firing a tiny beam of light at the shark in a darkened tank from all directions.
研究人员利用“网膜电图”机测试视野——在一个黑暗的箱子里从各方位向鲨鱼发射一丝微弱的光。
So in our case what we've done is take a macroscopic beam of light and put it into a quantum superposition, which is extremely fragile, and teleported that from one place to another.
在我们的案例中，我们将宏观光束置于量子叠加态，这种状态极脆弱易被破坏，而后将光束从一处传送至另一处。
A cow by itself is just a cow. A meadow by itself is just grass, flowers. And the sun peeking through the trees is just a beam of light. But you put them all together and it can be magic.
牛只是一头牛，草地也只有青草和鲜花，而穿过树枝的阳光也仅仅只是一束光，但如果将它们放到一齐，就会产生魔一般的魅力。
A cow by itself is just a cow. A meadow by itself is just grass, flowers. And the sun peeking through the trees is just a beam of light. But you put them all together and it can be magic.
牛只是一头牛，草地也只有青草和鲜花，而穿过树枝的阳光也仅仅只是一束光，但如果将它们放到一齐，就会产生魔一般的魅力。
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