上面所示的所有视图都是二维的。

All the views shown above are two-dimensional.

youdao

到目前为止，该技术还只能用于构建二维的结构。

Until now, this technique could only be used to manufacture two-dimensional objects.

youdao

通过添加纹理，你可以制作出更有趣的效果，如大理石纹饰或者把二维的图像包裹在你的对象上。

By adding texture, you can produce more interesting effects like marbling or wrapping a two-dimensional image around your object.

youdao

Then next week we'll do more complicated problems that involve motion in higher dimensions, how to go to two dimensions or three dimensions.

下周我们将会处理更复杂的问题,包括更高维数的物体运动,如何处理二维以及三维运动

耶鲁公开课 - 基础物理课程节选

If you live in two dimensions or more, you've got to use vectors to describe most things.

如果你要考虑二维或二维以上的问题,大多数情况下需要用矢量来描述

耶鲁公开课 - 基础物理课程节选

So here's the example I'm going to start with.

做二维几何的程序,关于平面上的点。

麻省理工公开课 - 计算机科学及编程导论课程节选