triplicate /ˈtrɪplɪkət/

• 1. 

  N-UNCOUNT If something written is in triplicate, there are three copies of it. 一式三份的 [usu 'in' N]

  例：

  Folders, files, and forms in triplicate were strewn across Emily's desk.

  艾米丽的书桌上布满了一式三份的文件夹、文件及表格。