append file

例句：

1. 1.The report appends an additional section on the company's financial performance.
   报告增加了关于公司财务状况的额外章节。
2. 2.She appended a note to her email explaining the situation.
   她在电子邮件中附加了一则说明情况的便签。
3. 3. The new software appends a feature that enhances productivity.
   新软件增加了一个提高生产力的功能。