A three-dimensional object is solid rather than flat, because it can be measured in three different directions, usually the height, length, and width. The abbreviation 3-D can also be used.
a three-dimensional model.
一个三维模型。
the three-dimensional structure of DNA.
DNA的三维结构。
A three-dimensional picture, image, or movie looks as though it is deep or solid rather than flat. The abbreviation 3-D can also be used.
The software generates both two-dimensional drawings and three-dimensional images.
这种软件既能生成二维图形也能生成三维图像。