The interstellar material, rather like terrestrial clouds, comes in all shapes and sizes.
星际物质很像地球上的云,形状大小各异。
Voids in the structure and complex shapes are supported by printing a “scaffold” of water-soluble material.
物体结构或复杂物体有中空的地方,是用一种水溶性的物质来作暂时的支撑。
Although high-quality single-crystal silicon may be the best-known material for making electronic components, it isn’t the only one—and it’s not the only one being teased into different shapes.
虽然高品质的单晶硅可能是制造电子元件最知名的材料,但它却不是唯一的材料,也不是唯一一个可以用来加工成不同形状的材料。
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