裙子的竖直面和上臂都比前臂和大腿那个面显得暗，因为前臂和包裹大腿的裙子面朝上吸收更多的光。
The vertical plane of the dress and the upper arm are both darker than the forearm and the leg of the dress, which catch more light because they face more upward.
有光泽的纸，与哑光粉纸或涂面画纸有别；它们的表面暗晦。
Shiny art-paper as opposed to matt art or coated cartridge which have a dull finish .
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