Humanity has been trying to use the sun's light as a reliable source of energy for centuries.
几个世纪以来，人类一直试图利用太阳的光作为可靠的能源。
The whole fixture must be replaced—light source and luminaire—and this is never an inexpensive proposition.
整个装置——光源和灯具——必须换掉，而这一提议绝不便宜。
If what they're saying is correct, which I believe it is, things like the light source are going to strip atoms from the inside out.
如果他们说的是正确的，就像我所相信的，像光源这样的东西会把原子从内部剥离出来。
The light source must therefore be immensely brighter if it is to be used as a headlight to illuminate the path, than if it is to be used as a signal to others.
与用作被人识别的信号相比，如果用作照亮路途的头灯的话，光源必须要明亮很多。
The process involved using intensive X-ray light produced at the National Synchroton Light Source in Brookhaven, N. Y.
这种方法使用了纽约布鲁克黑文的国家同步加速器光源产生的强大的X射线。
The light source irradiates infrared light onto the biosome from the shotting side of the biosome.
上述光源从上述生物体的摄像侧对上述生物体照射红外光。
Abandoning incandescent bulbs means abandoning fire as our primary light source for the first time in human history.
禁止白炽灯泡就意味着人类历史上，我们第一次禁止把火作为基本的照明来源。
In many cases the light source itself does not have to appear in the image.
它通常在夜晚或者黑暗的房间里制作。 在许多情况下，灯光源本身不一定在图像里。
With the help of a compound and a light source, we're granting that cell the ability to bow out gracefully.
在光激活化合物的帮助下，我们给予该细胞消失的能力。
A team from the Laboratoire DE Photonique et DE Nano-structures (LPN) of CNRS has developed a light source of entangled photons twenty times brighter than all existing systems.
来自CNRS(法国科学研究中心)光子与纳米结构实验室的团队研究出比现有纠缠光子源亮20倍的新型超亮源。
Raytracers render phenomenally realistic images by following the path from the camera to a light source -- and they need a phenomenally long time to do so.
Raytracer通过追踪从摄像机到光源的路径而清晰真实地展示了图像，但需要很长时间。
Histogram - One thing to watch out for is letting any light source in your image (whether it be headlights, street lights etc) washing out your image.
直方图- - -要注意的一点是任何图片中的光源(不管是头灯，路灯等等)会冲刷你的照片。
A broad light source lessens shadows, reduces contrast, suppresses texture. A narrow light source does the opposite.
广泛的光源能够弱化阴影、降低对比、抑制纹理，较窄的光源则作用相反。
For example, if we have a light source directly to the right, we can just use the red channel.
例如，如果我们有一个光源从正右方照射来，我们可以只适用法线贴图中的红色分量。
Lightning triggers go off when there's any change in light source.
闪电触发器在光源有变化时会自动闪灭。
Whether in a controlled or natural environment, the light source is an essential consideration.
无论是在人工控制还是自然条件下，光源都是个必要考虑因素。
This is a light source people will want.
这会是一种人们想要的光源。
Tip: For spark in a backlit portrait or silhouette, try compositions that include the light source. This can drive your meter crazy, though, so bracket your exposures.
小提示：在拍摄背光照明的人像或剪影时，试着将光源纳入构图中，但是这样会导致测光表读数不准，因此可以尝试使用包围曝光法。
By positioning the subject near the light source and allowing some of the subject to underexpose, the photographer can let light touch only the most important part of the subject.
让被摄者靠近光源并有选择地让被摄对象的某些部分欠曝，摄影师能让光线照亮被摄者最重要的部分。
You can still make your light source bigger by using a simple bounce card.
你仍然可以使用简单的反光片来改变光源大小。
Ozcan USES an LED as his light source, creating cellular shadows.
欧兹坎用LED(发光二极管)作为光源，以此制造细胞的阴影。
In tests, Bongard's evolving robots were able to reach the final goal of moving to the light source without falling over faster than non-evolving robots.
测试中，邦加德的仿生机器人能够比非仿生机器人更好感应光源快速走向特定目标而不摔倒。
Each pixel on a screen shows a color generated by the interplay of one red, one blue and one green light source that are so close to each other that they cannot be distinguished.
屏幕上的每一个像素都是由一束红光、蓝光和绿光相互作用而生成的，它们挨的非常近，是无法分辨出来的。
For the most convincing look, assume the light source to be at the top left of the page - the shadow should simply be a thick grey line along the bottom and up the right edge of your shape.
为了更好看，在页面的左上方加上光源-阴影应该是沿着你形状的右边缘的上部和底部勾勒出粗的灰线条。
Also, make sure that your screen is at a 90-degree Angle to any light source to cut down on glare.
同时，确使你的屏幕对任何光源都保持90度角来减少光的强度。
The size of your light source, relative to your subject, affects the overall look of the picture.
光源与被摄体的相对大小，决定了照片的整体效果。
Ambient reflection: The light that is reflected by an ambient light source.
环境反射：由环境光源反射的光线。
Highlights can help balance shadows and should be used on the edges of objects closest to the light source.
高光能平衡阴影，应该位于物体靠近光源的边缘。
Here you have a light source at the bottom and here you have a screen with two slits in it, very small slits.
你们可以在底部看到光源，在屏幕上有两条缝，很细的缝。
Here you have a light source at the bottom and here you have a screen with two slits in it, very small slits.
你们可以在底部看到光源，在屏幕上有两条缝，很细的缝。
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