Icon has developed a way to build houses carefully by 3D-printing them with concrete.
Icon已经开发出一种用混凝土 3D 打印房屋的方法。
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The way they are building the houses is unusual—by 3D-printing technology.
他们建造房屋的方式与众不同——使用 3D 打印技术。
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A business hub in east India, Kolkata houses a major port, printing and publishing businesses, and serves as a regional hub for recreation and entertainment, according to britannica.com.