Open the retrieval portal of HowNet, enter the keywords you want to retrieve, click the small box on the left of the document you want to reference after the retrieval is successful, and then click Export Reference to reference the document. The writing of any paper is based on the work of others. Academic research needs to cite the achievements of others, but it must be polite to avoid academic misconduct such as plagiarism.

1, open the webpage, enter "China HowNet" in the search bar, and click Search. Enter the interface, find China HowNet official website, and click Enter.

2. Entering the homepage of China HowNet, the default document retrieval method is "Subject". There are many other ways, such as "keywords", "author" and "article title". You can choose to change them as needed.

3. Take the retrieval of "subject" as an example, enter the title of the reference you want to export, such as the paper "Reproduction of the Bottom, School and Class", and click the search button after input.

4. Documents with similar themes will appear at the bottom of the interface. When you find a paper on the same topic, click the box button in front. The number of selected files will be displayed above, "Selected files: 1", and the number of previously selected files will not be automatically cleared. You need to manually click "Clear" to clear it.

5. After selecting the reference to export, click Export/Reference to enter the File Output interface. Click Export or Copy to Clipboard.

6. Copying to the clipboard is very common, and the format font does not change much. Click "Copy to Clipboard" and the interface will display "Copy to Clipboard Successfully", and paste the quoted format into the document.

7. If multiple documents need to be exported, select all documents in the interface, and the number of selected documents will prompt that several documents have been selected. Click Export/Reference to export or copy to the clipboard. If you need to re-select the literature, just follow the interface prompts.