Unlike a sculptor who chips away at a block of stone to reveal a shape underneath, 3D printers work in the opposite way, building up physical objects by adding material layer on layer.
与雕刻家凿下石头碎片后所展示出的形状不同，3D打印机以相反的方式工作，它通过一层一层地添加材料来构建实体对象。
| 单词 | by adding materials |
| 释义 |
by adding materials
原声例句
6 Minute English 六分钟英语 Unlike a sculptor who chips away at a block of stone to reveal a shape underneath, 3D printers work in the opposite way, building up physical objects by adding material layer on layer. 与雕刻家凿下石头碎片后所展示出的形状不同，3D打印机以相反的方式工作，它通过一层一层地添加材料来构建实体对象。 |
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