如果温度过高，就意味着增加红外辐射，书法，绘画，将造成变色，褪色和扭曲，变形，甚至是脆弱的。
If the temperature is too high, it means that infrared radiation increased, calligraphy and painting that would cause discoloration, fading and warping, distortion and even fragile.
大气中的油烟和污染物是形成车漆褪色、变色的主要原因。
The smoke and pollutants in the atmosphere is the main reason for the formation of the paint fading, discoloration.
黑箱一年年变得越来越破旧了：到现在它都已经不再是纯黑的了，有一侧碎裂得很厉害，现出了木头本色，而在有些地方则不是褪色就是变色了。
The black box grew shabbier each year: by now it was no longer completely black but splintered badly along one side to show the original wood color, and in some places faded or stained.
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