Most importantly, it needs to direct light where it is needed.
最重要的是，它需要引导光线到需要的地方。
Keep oils out of direct light.
油要保持避免光的直接照射！
Store away from heat and direct light.
药品应避热、避光；
Now create a Target Direct light in the viewport.
在前视窗中创建一盏目标平行灯。
I gave yellow color and big multiplier to main direct light.
主要的直射灯光使用黄色和较大的倍增。
These direct light downward to reduce light pollution at night.
这些向下的直射光减少了夜间的光污染。
I avoid direct light because it throws really harsh shadows across the food.
我尽量避免直射光，因为那样会在食物上投射出很刺眼的影子。
These direct light downward to reduce light pollution and light at night.
这些向下的直射光减少了夜晚的光污染。
I only had direct light in the scene so the frames rendered relatively fast.
在场景中，我只采用了直接光，所以帧缓存渲染相对快一些。
In the top viewport, create a Target Direct light that lights the cloud tunnel from the side.
在顶视图中，创建一个目标平行灯，从侧面照亮云层隧道。
We also add a single Target Direct light with a blue color to simulate the light from the sky.
再加一个简单的目标平行光，使用蓝色，模拟天空发出的光。
The sun is on the other side of the hill to the left and there is no direct light on this scene.
阳光来自左侧山丘的另一侧，场景内没有直射的阳光。
As client looks straight ahead, move light source from side of client's face and direct light onto pupil.
受检者直视前方，将灯源从受检者脸部外侧内移，灯光直接照射受检者瞳孔。
Sometimes I also place this kind of direct light to cast the shadow onto the ceiling or even on the wall.
有时我还会把这种平行光投射到天花板甚至墙面。
When bouncing your flash, at certain angles close to that perpendicular plane, direct light will hit your subject.
当使用跳灯时，即使闪光灯以接近垂直的角度向上方打光，但仍有扩散的光线直接照射到被摄体上。
This might include using a lamp shade, or hanging a white sheet or curtain over an open window that receives direct light.
这也许包括使用一个灯罩，或挂一条白色床单在一扇打开的车窗或窗帘接收直射光。
However, if the beam Angle for the direct light is too wide then it will violate the limits of a full cutoff classification.
然而，如果给直接的光光线角度太宽，那么它将会违犯完整近路分类的极限。
Also, the roofs are placed at different levels, forming an upper window that allows direct light from the north to enter all rooms.
同时，房间的屋顶被设计成不同的层次，形成了一个上方的窗户，这样就可以允许来自北方的直射光进入到所有的房间。
Create a target Direct light in the top viewport, so it lights the teapot from behind, and place the target in the center of the teapot.
在顶视图中创建一个目标平行光，这样它从后方照亮了茶壶，将它的目标点放到茶壶的中心。
Lesion can produce spores under either direct light or black light, but under blacklight can produce more spore than under direct light.
在黑暗和散射光的照射下病斑都能产孢，但在黑暗条件下的产孢量明显高于在散射光条件下的产孢量。
Even invisibility now looks almost possible using a new type of material that can direct light to flow around an object as though it were not there.
甚至隐形现在也几乎成为可能：一种新型材料可以引导光线在物体四周流动，使得物体看起来就像不存在一样。
Researchers at Corning and Polytechnique Montreal discovered that they couldmake very high quality waveguides, which confine and direct light, in GorillaGlass.
康宁和蒙特利尔理工学院的研究人员发现，在大猩猩玻璃中可以制造出一种的极高质量的波导管，这种波导管会限制和引导光传播。
Pyroelectric detectors depend upon alternating signal, based on which a new kind of laser training system was developed, and the problem of direct light was solved.
热释电探测器为交变信号检测器件，根据这一原理，研制了一种新的激光训练系统，完全解决直射光的问题。
The macromolecule dyes such as the reactive red X-3B and the direct light turquoise GLwere used to investigate the influence of porous distribution on the diffusion rate.
首先挑选了两种分子直径较大的大分子染料(活性红和直接翠兰)，考察活性炭的孔径对大分子染料传质速率的影响。
Apple filed a patent two years ago for technology that would integrate a solar cell into the iPhone's LCD display, allowing the phone to charge when sitting in direct light.
两年前，苹果就为可以把太阳能电池整合到iPhone的LCD显示屏的技术申请了专利，这项技术，使手机在直射阳光时能够进行充电。
In 1991 they published a paper that made the cover of the journal Science, describing how photolithography could be used to direct light to activate the synthesis of biological compounds.
并就此于1991年发表的文章成为《科学》杂志的封面文章阐述了影像平面印刷技术如何能够直接激活生物物质的信息汇总。
Shining sunlight onto silicon is the most direct way of turning it into electricity (the light knocks electrons free from the silicon atoms), but it is also the most expensive.
阳光在硅上照射，能最直接的转化成电（光碰触电子使其脱离硅原子），不过这也是最贵的方法。
They get their intense, blue-tinged light direct from the tiny plasma glowing brightly between the lamp's electrodes.
它们强烈的、淡蓝色的光直接来自电极之间明亮发光的微小的等离子气体。
The direct imaging of the light from an exoplanet, so far accomplished by the Hubble Space Telescope and the European Southern Observatory's Very Large Telescope.
来自太阳系外行星的直接光学图像，目前有哈勃太空望远镜和欧洲南方天文台的超大型望远镜能够做到。
The direct imaging of the light from an exoplanet, so far accomplished by the Hubble Space Telescope and the European Southern Observatory's Very Large Telescope.
来自太阳系外行星的直接光学图像，目前有哈勃太空望远镜和欧洲南方天文台的超大型望远镜能够做到。
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