This metal form is chemically treated before being covered with ink and then pressed onto paper.

VOA: special.2009.09.02

Those are the familiar and empirical objects that we can see, pieces of paper, bodies, pieces of chalk, bars of metal.

那就是我们能看见的,熟悉的已知的物体，纸，身体，粉笔，金属棒。

耶鲁公开课 - 死亡课程节选