> For the complete documentation index, see [llms.txt](https://jon-xia.gitbook.io/workspace/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jon-xia.gitbook.io/workspace/ji-qi-xue-xi-36/nlp/shen-du-zhi-yan/xu-lie-biao-zhu/1.md).

# 1

![image-20211207125318763](https://2205958781-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-LRPUalxSxnd5GsCDfBO%2Fuploads%2Fgit-blob-0d153b3ec4ca5ce4abbe3ce6d89a27178661cc34%2Fimage-20211207125318763.png?alt=media)