# Domain

This section allows you to select the field or specialization of the document you want to translate. Choosing the correct field helps the application better understand the context and use the most appropriate vocabulary.

Each field has its own terminology, knowledge base, and unique context.

Currently, **Doctranslate.io** supports translation across **34 different professional domains**.

<figure><img src="/files/hICy6r3u9jFsKynThaoQ" alt=""><figcaption></figcaption></figure>


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://usermanual.doctranslate.io/translate-options/domain.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.