1. Use online search platforms such as Google Book Search or Baidu Academic Search, enter the name of the book you want to find, select the appropriate search results, and enter the corresponding page. Look for the "book information" of the book in the left column, and click enter. Pull the page to the bottom of the new page and select the reference format to export.

2. Search through databases such as China HowNet or Wanfang Digital Resource Platform, and then find the "symbol" in the section page of Literature HowNet, click and copy and paste the selected content into the paper.