You direct this beam of light onto an object, your computer work, for example.

你把这束光照射到一个物体上，例如你计算机工作。

What the birds see is a whole beam of light coming out so they see a big green stick.

鸟儿们看到是一束完整光线射出，所以他们看到一根大绿色。

It's like this white beam of light.

就像这束白光一样。

So as you press this down, it breaks that beam of light.

所以当你按下它时，它会切断那束光。

How does a beam of light do that?

一束光是怎么做到呢？

Beams of light or circles of light are emitted from these devices and the reflected time of flight of light lets them know where my feet are on the floor.

这些装置发出光束或光圈，并且光反射时间能反映出地板上位置。

When he focused the beam of light onto the stick, the stick burst into flames.

当他把光束聚焦上时，突然烧了起来。

Sensors at road level shoot beams of light across the road, to a reflector.

路面上感受器发射光束，到达马路对面反射镜。

And the sun is your energy and the laser beam of light is your focus.

太阳是你能量，激光束就是你专注度。

An odd quirk of this system is that when two beams of light at the exact same ratio enter the eye, the signal that is sent off to the brain is the same.

这个系统一个奇怪之处于，当两束光以完全相同比例进入眼睛时，发送到大脑信号是相同。

The test basically projects a couple of beams of light into your eye, and we're able to reverse calculate the power you need to see clearly.

这项测试是将几束光投射到你眼睛里，们能够反向计算出你需要看清楚能量。

They waited in the darkness, listening to the footsteps running up and down, beams of light flying along the street from the Death Eaters' searching wands.

他们黑暗中静静地等着。街上传来忙乱步声，食死徒们魔杖发出光束四处挥舞着。

Those ancient beams of light are messengers from the distant past, and they carry with them a story, the story of the origin of the universe.

这些古老星光都是来自遥远过去信使，而它们携载着故事正是宇宙起源点点滴滴。

But when he reached the part where the golden beam of light had connected his and Voldemort's wands, he found his throat obstructed.

然而，当他讲到那道金光连接他魔杖和伏地魔魔杖时，他觉得嗓哽咽了。

The ones we're looking at are spinning hundreds of times per second and they have these beams of light, most often radio light.

们正观测脉冲星每秒旋转数百次。它们会发出光束，其中最常见是射电光束。

When she once again lifted the lid and peered in, a warm beam of light rose out and fluttered away.

当她再次打开盖往里看时候，一束温暖光线升起并振翅飞走。

But if that's true, if you shine a beam of light... - Do you want a laser pointer?

但如果这是真，如果你射出一束光...... — 你要激光笔吗？

So once it starts to depress, it actually cuts off that beam of light, which immediately sends a signal from the keyboard to your computer that that key has been hit.

一旦你按了下去，它实际上切断了光束，并立即从键盘发送一个信号到你计算机，表示该键已被击中。

Beams of light shone from it.

袈裟瞬间闪闪发光。

By firing intense beams of light at the documents, they can see what is written inside.

通过燃烧发出强烈光束对着这些文件，他们可以看到里面写内容。