这款结实小巧的电子书与79美元的非触摸款外形类似，正面采用塑料材质，而背面则同样以橡胶制成。
It's a solid little slab with a similar-looking plastic front and rubberized texture as the $79 non-touch model, but with fewer buttons.
灯罩被设计成与建筑式造型相匹配的外形，有丝绸和布两种材质。
The lampshade is sized to balance the architectural form and is available either in fabric or silk.
花式纱线不规则的外形、复杂的材质结构以及丰富的色彩变化，造成对其进行计算机模拟的困难。
Fancy yarn with irregular shape, complicated texture and structure, and multicolor is difficult to model and simulate.
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