The contents of the text document are embedded into the current document and are not updated if the source file is changed. If you want the contents to automatically update when you change the source document, insert the file as a link.
文本文档的内容将嵌入到当前文档中，且不随源文件的修改而更新。如果您希望在修改源文档时自动更新插入的内容，请将文件作为链接插入。