It's a physical object.

是一个物质的物体。

I'm a pretty impressive physical object.

我是个相当了不起的物理对象。

Well its purely a physical object, right?

当然那纯粹是一个实体目标，对吗？

The number three is not a physical object.

数字三也不是一个物理实体

But no physical object is perfectly circular.

然而任何物体都不是完美的圆形。