然而并不是所有汉字都是用来描述物体的。

However, not all characters are used to describe object.

youdao

同样，描述物体方位时，也不能使用绝对量。

In the same way, when we describe the orientation of an object, orientation cannot be described in absolute terms.

youdao

对象节点在场景中描述物体，例如角色部分，几何体物体，灯光和摄像机等等。

Object nodes represent objects in the scene, such as character parts, geometry objects, lights, cameras, and so on.

youdao

You simply want to describe things the way they are and then dynamics tells you how they changed and why they changed.

你只是单纯描述物体的实际状态,而动力学则是解释它们运动的方式和原因的

耶鲁公开课 - 基础物理课程节选

Because any velocity I ascribe to a particle or an object, you will add a certain constant to it by the law of composition of velocity.

因为我描述的任何一个质点或者物体的速度,你都要根据速度叠加法则,给它加上某个常数

耶鲁公开课 - 基础物理课程节选

So what we would like to do is to describe what the object does by drawing a graph of time versus space and the graph would be something like this.

然后我们要做的就是描述这个物体的运动,通过画一个"x-t"图,画出来的图就像这样

耶鲁公开课 - 基础物理课程节选