carbon paper

名词 carbon paper:

1. a thin paper coated on one side with a dark waxy substance (often containing carbon); used to transfer characters from the original to an under sheet of paper
   同义词：carbon

1. I have some carbon paper somewhere or other.
   我记得我在什么地方放有复写纸。
2. A copy made by using carbon paper.
   复写本，副本用复写纸复印的一份