So now I have to first lower this velvet so that we get a nice dark background.
咱们先把绒布放下，这块黑布做背景太完美了。
That makes it impossible to capture faint objects in a dark background, such as stars.
这样就不可能拍摄到黑色背景上那些很暗的物体，如星星。
Tint fine thread could be found in dark background after negative staining observed by TEM.
透射电镜下，经负染后，在深色的背景中间可见浅色细丝状。
Similarly, if you have a dark background you should probably make the text as light as possible.
同样的，如果你的页面背景太暗，要让文字越亮越好。
The dark background is customized to compliment the colours and tones provided by the highlight.
黑暗的背景是恭维定制的颜色和突出提供的铃声。
Although light text on a dark background is easy to read, this technique should be used sparingly.
尽管在深色背景上使用亮些的字可以让文字容易阅读些，但这个手法应该尽量保守使用。
The round signal is on top of a regular traffic signal and shows a white vertical bar on a dark background.
交通优先信号灯是圆形的，安装在普通信号灯的顶瑞，在深色背景上显示白色竖条信号。
When the oil slick is not in that part of the image, it may be imperceptible against the dark background of the ocean.
当浮油没有在图片部分区域里，可能是被黑色背景大海依着而难以察觉。
Dark background and dark letters hides the message. Perhaps using yellow instead of blue would make it easier to read.
暗色背景配暗色字符让内容不明显。可能用黄色代替蓝色会更好读一些。
By spot metering on the head of the tiger, I got a bright head a dark background, which was right the effect I desired.
采用中央重点测光对准虎头测光，其结果是虎头明亮、背景黑暗，正是我所需要的效果。
I used a mask, and add some white touches in the middle, again according on photo, but this time the one with dark background.
我用蒙版，并在中间添加一些白色触感，再根据照片，但这次放一个黑色背景。
'They come out between nine and 10 o'clock at night, so it is already quite dark and they show up nicely against the dark background.'
他们在晚上九点十点出来，因此天已经完全黑了，在黑暗背景的衬托下他们显得更加美丽。
Also, most apps built for reading longer pieces (like Instapaper or Stanza) will let you swap colors, putting white text on a dark background.
同时，许多app软件适合于长时间阅读(象instapaper或者Stanza)会允许你改变颜色，如白色字体的文本放到黑色的背景上。
The flowing and precipitating of colors produce the seemingly feeling of storm and star cloud, and the dark background makes them more mysterious.
色彩的流动和沉积形成了类似风暴和星云的感觉，漆黑的背景中显得更加神秘和诡异。
Children are displayed in a dark background conveying a psychological metaphor: uncovering the heavy dark canopy, we will be able to see bright light.
光与背景、人物的融合历来为艺术家所重视，寄寓了很多的情感、希望与喻指，正是光的存在才显示了意义的揭示，才打破了被黑暗遮蔽的世界。
If you will be presenting in a dark room (such as a large hall), then a dark background (dark blue, grey, etc.) with white or light text will work fine.
如果您是在一间黑暗的屋子(如大厅)里进行演示，那么暗色背景(深蓝、灰色等)加白色或浅色文本的效果就很好。
First I form a dark background and then lighten the parts around the portrait with the same brush, this will help us see the figure clearer in the future.
首先，我组建一个黑暗的背景，然后减轻零件的肖像以同样的刷，这将有助于我们更清楚地看到这个数字在未来。
The causes of interfering with the contrast of equal thickness fringes are discussed. The advantages of optical components of dark background are presented.
本文讨论了影响等厚条纹对比度的原因，指出了暗背景光学元件的优点。
Under those conditions photographers shoot with a fast exposure time and small aperture. That makes it impossible to capture faint objects in a dark background, such as stars.
在这种情况下拍摄者会使用很短的快门时间并调小光圈，这样就不可能拍摄到黑色背景上那些很暗的物体，如星星。
To make sure that the cameras are accurately recording small changes in reflected light, engineers look for a bright light against a dark background to provide a reference point.
为了确保相机准确地记录来自反射光的细微变化，工程师寻找暗背景上的亮光，来提供一个参照点。
This heavenly ceiling is surely the protagonist of the space; we chose recycled timber as a dark background for the floor and walls to make the ceiling emerge from the general environment.
这片谜样的天空垂坠片无疑是该空间的绝对主角，因此我们使用了回收木材装点室内铺地及墙面而从在整体环境中更凸显坠片所制造的“幻境”。
Photo signal test could examine strong photo signals in dark background so that it was able to improve sensitivity of experiments, widen the range of application, and reduce specimen amount.
光信号检测是属于发出光并在暗背景检测强光信号，从而提高了实验灵敏度，拓宽了应用范围，减少了标本用量。
For example, Figure 11 illustrates that the built-in OCR in Robot is not able to detect the text with the original Reflection for IBM internal sample, which has a dark background and blue text.
例如，图11说明了Robot内嵌的OCR不能检测到ReflectionforIBMinternal实例的原有文本，只显示出黑屏和蓝色文本。
In rooms with a good deal of ambient light, a screen image with a dark background and light text tends to washout, but dark text on a light background will maintain its visual intensity a bit better.
在光线明亮的房间里，深色背景和浅色文本搭配的屏幕图像容易泛光，但是浅色背景搭配深色文本的视觉效果就好得多。
If the venue of your presentation is not adequately light-proof, select a dark-colored background and use any light color for text.
如果演示的地点不具备足够的防光性，请选择深色背景，并为文本使用任何浅色。
If the venue of your presentation is not adequately light-proof, select a dark-colored background and use any light color for text.
如果演示的地点不具备足够的防光性，请选择深色背景，并为文本使用任何浅色。
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