这包括使用硫或硫化氢气溶胶，使二氧化硫形成云层，进而导致全球变暗。
This would involve using sulphur or hydrogen sulphide aerosols so that sulphur dioxide would form clouds, which would, in turn, lead to global dimming.
我们关上百叶窗，使房间变暗了。
最好的捷径是寻找宇宙中一天体运行到另一天体与观察者之间，使前者如同经过后者的表面，使我们从地球上观察到的光线变暗。
The best approach is to look for transits, in which an orbiting planet passes in front of its star, dimming the amount of light we detect on Earth.
例如，他们不能解释水是怎样使土壤变暗的。
They cannot, for example, explain how the water darkened the soil.
屏幕变黑了；他通过加上褐色使颜色变暗了。
The screen darkened; he darkened the colors by adding brown.
在接近浅点的地方添加阴影，并为了使他的下巴边缘变暗，我使用加深工具和软笔刷赋予男性一个完整的外貌。
Added shadows adjacent to these light dots and darkened the edges of chin with burn tool and soft brushes to give a rounded appearance.
拉下窗帘使房间的光线变暗了。
请尝试和打硬的阴影，然后你看过之后用毛巾拭除出一些亮点，并使核心阴影变暗。
Try and hit the shadow hard and then after you have gone over with a towel erase out some highlights and make the core shadow darker.
整体颜色的蓝色调浅了一点，增添了一些加亮曲线使渲染图更真实，又增添了一些小图案将渲染图前景的较低部分变暗。
I tweaked a bit the general color to be less blue. Added a bit more highlight curve to make it more "punchy" and added a light vignette to darken a bit the lower foreground part of the image.
操控光亮：使周围的亮度变亮或变暗。
为校准电路，首先断开或使输入光敏二极管变暗，以便A 1 A转换非交流信号。
To calibrate the circuit, first disconnect or obscure the input photodiode so that A1A converts no ac signal.
查看每个通道中的颜色信息，并通过减小亮度使基色变暗以反映混合色。
Looks at the color information in each channel and darkens the base color to reflect the blend color by decreasing the brightness.
查看每个通道中的颜色信息，并通过减小亮度使基色变暗以反映混合色。
Looks at the color information in each channel and brightens the base color to reflect the blend color by decreasing the contrast.
使颜色变暗或变亮，具体取决于混合色。
Multiplies or screens the colors, depending on the blend color.
他通过加上褐色使颜色变暗了。
您可以启动变暗的阴影使确保您找出这些正是使用您的缘由。
You can start darkening shadows make sure that you are using your referenc to figure out where these are exactly.
您可以启动变暗的阴影使确保您找出这些正是使用您的缘由。
You can start darkening shadows make sure that you are using your referenc to figure out where these are exactly.
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