Light coming from behind a subject can form a silhouette resulting in object that is completely black against a lighter colored background.
从物体背面照射的光使物体形成全黑的剪影，而背景色调较亮。
Black is an absence of light, so it is not in the rainbow.
黑色是光所缺乏的颜色，因此它不在彩虹里面。
Ordinary black objects, by contrast, always reflect a bit of light.
与之相反，普通的黑色物质总是会反射一点点光。
In a room without light, everything appears black.
在一个没有光线的房间中，所有的东西看上去都是黑的。
黑色布料吸收光线。
Light black or black powder, water and alcohol insoluble, but acid soluble.
灰黑或黑色粉未，不溶于水、乙醇，溶于酸。
Physical control by yellow trap aphids, black light trapping moth.
物理防治利用黄板诱杀蚜虫，黑光灯诱杀蛾类。
Her car has black fenders and a red leather interior with a cigarette lighter, map light and glove compartments on each side of the dashboard.
她的这辆车有黑色的挡泥板，内饰是红色真皮，有点烟器，有地图灯，仪表板两边各有小柜。
It took several hours to shoot and then print the base image. The photographers used white and silver reflectors and black flags to equalize light levels across the table, chair, and floor.
摄影师们花费了数小时拍摄和打印桌面照片，他们采用白色/银色反光板和黑旗（black flag）使桌面、椅子和地板的光线层次保持一致。
Seek: Beyond black. Chocolate, wine, charcoal and navy absorb light, so they slenderize. Keep to a single or close shades. Avoid: Lighter colors that reflect light and expand silhouettes.
可取：不要仅限于黑色。巧克力色、酒红色、炭灰色及海军蓝都会吸收光线，有瘦身效果。穿单色或同色系衣服。不可取：浅色衣服会反射光线进而显胖。
The purple tinge is due to the combination of filters. The surround is black because I was letting so little light into the lens.
紫边是因为组合使用滤光镜的缘故，黑色背景是因为我把进光量调的非常小。
White clothes are preferable to black ones in hot weather since white reflects light.
因为白颜色反光，所以天气炎热时，穿白衣服比黑衣服好。
Reflections from the background can reproduce as black dead zones. To prevent them, build a de facto light tent around your subject by completely surrounding it with lights, diffusers, and reflectors.
背景的反射光可能会造成画面出现死黑区域，为避免出现这种情况，应在被摄主体周围布满灯、柔光罩和反光板，事实上起到柔光棚的作用。
The guys were wearing black tuxes like Keith and the girls were wearing light pink strapless dresses.
小伙子们像基斯一样都穿着的黑色晚礼服，姑娘们则身穿浅红色无肩带礼服。
In the top left of the picture (the third screen along) you can see the Black Widow Nebula, ten thousand light years away.
图片的左上方(第三块屏幕旁)是黑寡妇星云(Black Widow Nebula)，离我们有1万光年远。
Nothing can escape a black hole's gravity because nothing can travel faster than the speed of light.
任何东西都不能逃脱黑洞的引力，因为没有任何东西的速度能超过光速。
When a black body cools down, at some point it no longer radiates light in the visible spectrum, giving off infrared photons instead.
当黑体变冷的时候，在一定的温度以下，它就不会再发出可见光而是放出红外光子。
Black, no light penetration; Used for drum, package and decoration.
黑色，不透光；用于鼓乐器、包装及装饰装潢等。
Palette includes powder shadows in black shimmer, light pink, baby blue, peach, and deep aubergine.
调色板包括带微光的黑色、淡粉色、粉蓝色、桃色，以及深紫红色。
This created a region from which light could not escape (analogous to a black hole) and also its polar opposite, a region which light could not enter.
这样就创造了一个类似于黑洞的，光无法逃逸的区域以及光无法进入的极对立面。
Green hats are surprisingly versatile. They look best with tan or light brown suits. But they also accent black, green, and gray suits very nicely.
绿色帽子的通用性简直让人难以置信。它们与棕褐色或浅棕色衣服搭配得最好。但它们也能很好地突出黑色，绿色和灰色的衣服。
The odd part of it was that the older three had red hair, light skin, and were tall, while the youngest son had black hair, dark eyes, and was short.
奇怪的是年长的三个儿子都有着红色的头发，白皙的皮肤，而且身材高大。然而最小的儿子却是黑头发，黑眼睛，个子还很矮。
Astronomers and scientists think that a black hole is a region of space (not a thing) into which matter has fallen and from which nothing can escape - not even light. So we can't see a black hole.
天文学家和科学家们认为黑洞是个空间区域，物体会掉进去，而没有物体能从中逃逸出来——即使是光也不能，所以我们看不到黑洞。
While waiting at a traffic light, they saw a black Mercedes coupe on one side and a homeless man begging for food on the other.
在红绿灯旁等候的时候，他们看见一辆黑色奔驰轿车在一边，一个无家可归的人在另一边乞讨食物。
While waiting at a traffic light, they saw a black Mercedes coupe on one side and a homeless man begging for food on the other.
在红绿灯旁等候的时候，他们看见一辆黑色奔驰轿车在一边，一个无家可归的人在另一边乞讨食物。
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