File properties, such as author name, subject, and keywords, help you manage and identify your documents. $[officename] also tracks file statistics, including the number of words and the number of pages in a document, and automatically adds the statistics as part of the file property.
文件属性（如作者姓名、主题和关键字）可以帮助您管理和识别文档。$[officename] 还跟踪文件的统计信息（包括文档的字数和页数），并将这些信息作为文件属性的一部分自动加入到文件属性中。