名詞 form letter:

1. a letter that is printed in multiple copies and mailed to a list of recipients

1. In word processing, a program for producing form letters in which a name and address file is merged with the text file containing the letter.
   在字(詞)處理技術中，用于產生形式化的信件的一種程序，這種信件是把含有姓名和地址的文件與含有信件正文的文件合并而成的。