Carbon paper
01
复写纸, 碳纸
thin paper with one side coated with a dark substance, put between two sheets of paper to copy everything that is being written or typed on it onto the sheet underneath
例子
She used carbon paper to make copies of the handwritten letter for each recipient.
她使用复写纸为每位收件人制作手写信件的副本。
The accountant placed carbon paper between the pages to create duplicate invoices.
会计在页面之间放置了复写纸以创建重复的发票。
