The upshot is that you can write on Dr Grzybowski’s paper (using a pen that emits ultraviolet light) or print on it (using a patterned mask through which such light is shone).

结果便是你能在Grzybowski博士的纸上使用放射紫外线的笔书写或是用放射紫外线的磨具印刷。

youdao

The upshot is that you can write on Dr Grzybowski’s paper (using a pen that emits ultraviolet light) or print on it (using a patterned mask through which such light is shone).

结果便是你能在Grzybowski博士的纸上使用放射紫外线的笔书写或是用放射紫外线的磨具印刷。

youdao