The "halo cloud" was just an optical illusion caused by sunlight hitting a cloud at just the right Angle.
“光环云”是由阳光以恰到好处的角度触及云层而引起的一种光学错觉。
Mirror tic Tac Toe by Peleg Design is a rad little optical illusion board game with half o's and X's that only are complete when put in play.
佩莱格设计的镜面井字游戏是一个超赞的迷你视觉幻想棋盘游戏，半o半x的棋子只有在玩起来放在棋盘上的时候才完整。
In a second optical illusion, the Ponzo illusion, the volunteers were shown two identically sized circles superimposed onto the image of a tunnel.
第二个是蓬佐错觉，志愿者可以看见在一条隧道的图像上有两个大小一模一样的圆。
Cool-headed meteorologists were quick to put the story to bed: it was just an optical illusion, the cause of sunlight hitting a cloud disturbed by wind or plane traffic in just the right way.
头脑冷静的气象学家很快把这件事搁置起来：认为它只是一种光的幻觉，起因于阳光击中了一朵云彩，刚好能以一种合适的方式被风或飞机交通而使人感到不安。
The environments presented in these photos appear to have a completely transparent screen which creates an optical illusion.
从这些照片上显现的环境看，就象完全透明的屏幕一样，营造出一种视错觉。
At a first glance it's not visible that the furniture hides a relatively large storage place inside due to the optical illusion of the ornaments.
乍一看，由于对这个装饰品的视觉错觉，储藏物的里面隐藏着一个相当大的储藏空间并不明显。
The pillars, they are not straight, but it’s giving the optical illusion that from a distance looks perfectly straight.
这些柱子不是垂直的，从远处看，视觉上的错觉看来笔直，水平面是这样。 柱子则是这样延伸。
This optical illusion, called the wagon wheel effect, also can occur in the presence of a strobe light.
这个错觉，被称为“马车轮效应”，也可能发生在有闪光灯的情况下。
Pascal Cotte said da Vinci built the painting up in layers, the last being a special glaze whose optical properties increased the illusion of a three-dimensional face.
帕斯卡尔·柯特称，达芬奇在绘制这张画时使用了多层颜料，最表面的一层使用了一种特殊釉料，这种颜料的光学性能可增加人物面部的三维效果。
Though hair and fingernails appear to keep growing after death, this is merely a morbid optical illusion at work.
尽管看起来确实如此，人死后他们的手指甲和头发反而更长了，但这种恐怖的现象仅仅是种错觉而已。
By now, you should have guessed that intro is nothing more than a fiction, with its sole purpose of making this optical illusion little more interesting.
到现在为止，你应该猜到介绍只不过是一个虚构的，它使这一点更有趣的光学幻象的唯一目的。
A lot of those movies have catered to the very glossy, ethereal, optical illusion that is ballet, and we ripped the Band-Aid off.
很多电影只是一味地迎合人们对芭蕾舞耀眼夺目和高贵优雅的幻想，但我们却撕开了这块遮羞布。
The main material is bricks which are individualized by a module and it is chosen to reduce volume of the project for optical illusion.
以磨具个性化制作的砖是主要材料，被用来减小项目的体量从而产生光学错觉。
Pascal Cotte said Leonardo built the painting up in layers, the last being a special glaze whose optical properties increased the illusion of a three-dimensional face.
PascalCotte认为达芬奇是分层完成名画《蒙娜·丽莎》的，油画的最上面一层是某种特殊的透明色料层，其光学特性增加了人物面部的三维立体效果。
Therefore, the principle of optical illusion in the application of landscape design theory and practice to have a double significance.
因此，研究视错觉原理在景观空间设计上的应用就有着理论和实际上的双重意义。
This is a very cool animated optical illusion. I wanna explain to you first how the illusions are prepared and then I'll show the illusion.
这是一个很酷的光学错觉。我希望先向你们解释这个错觉是怎么准备出来的，然后再演示给你们看。
This is just like the famous Adelson checkerboard optical illusion. In the image below, square a is exactly the same shade as square b, but they look totally different.
这个例子和著名的阿德尔森棋盘错觉是一样的。在如下的图像中，方块a和方块b的色度是一样的，但是他们看起来完全不同。
As you can see a Shifty is an interesting optical illusion that you can easily learn to do.
正如你可以看到缩骨是一个有趣的光学幻觉，你可以很容易学会做。
A common desert phenomenon is the mirage, an optical illusion caused when lights waves are bent or refracted by layers of air that are different in density.
海市蜃楼是沙漠里一种常见现象。它是光波在遇到不同密度的空气层而发生折射时引起的一种光幻象。
I suspect sometimes it's an optical illusion whereby nice deep blues in small amounts surrounded by a lighter color appear purplish to our eyes.
我认为这可能是一种视错觉小面积的深蓝被亮色环绕时看碟上去像是紫色。
When we rentered the streets something happened to me which had the force of an optical illusion, or a nightmare.
我们到了街上之后，我遭遇到一件事，起的作用很象是视错觉或者梦魇。
Some physicists said earlier on Tuesday they believed the trail had been left by an aircraft, and that on a clear day vapour can appear to rise vertically as the result of an optical illusion.
星期二早些时候，一些物理学家说，他们相信那道轨迹是飞行器留下的，而且，在天气晴朗时，由于人的错觉，蒸汽会显得像是垂直上升的。
Forced perspective is a technique that employs optical illusion to make an object appear farther away, closer, larger or smaller than it actually is.
强行透视是一种运用视错觉的技术。它可以使物体比实际看上去更远、更近、更大或是更小。
As a result this optical illusion is amplified while riding in a train versus in a car.
所以坐火车和坐汽车相比，这种视觉差就被放大了很多倍。
Since a rainbow is an optical illusion, it doesn't have an actual endpoint.
因为彩虹是一个光学的幻觉，它不要有一个实际的端点。
Since a rainbow is an optical illusion, it doesn't have an actual endpoint.
由于彩虹只是一种光学上的幻觉，实际上它并没有什么端点。
It has reduced automobile crashes on some roads by nearly 75 percent using a simple optical illusion.
它减少了近百分之75使用一个简单的汽车碰撞错觉有些道路。
It has reduced automobile crashes on some roads by nearly 75 percent using a simple optical illusion.
它减少了近百分之75使用一个简单的汽车碰撞错觉有些道路。
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