Cách sử dụng
A historian is a person who studies and writes about events and people from the past. They often look at different sources, such as letters, journals, and photographs, to help them understand what happened in the past. Historians can work in museums, universities, or libraries. They may also write books or give talks about the past. If you want to learn about history, a historian is someone who can help you understand what happened and why it matters.