Car companies already use 3D printers to make life-size models of car parts, and medical companies use the technology to make man-made body parts.

汽车公司已经在使用 3D 打印机制作真实大小的汽车零件模型，医疗公司也在使用这项技术制造人造身体部件。

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3D printers are already used to make life-size models of car parts, and man-made body parts, such as ears.

3D 打印机已经被用来制作实物大小的汽车零件模型和人造身体部位，例如耳朵。

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What size car would you like?

您需要什么型号的车？

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Because of its size, the car had to be designed and built around the battery.

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