3d

Everything moves around in 3D.

在三维中，所有的物体都在运动。

Sign language is a 3D language.

手语是3D立体语言。

3D food will be both delicious and nutritious.

3D 打印食物既美味又营养。

3D printing is another new technology for the future.

3D 打印是另一种面向未来的新技术。

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。