first-hand experience/knowledge/account etc | meaning of first-hand
https://www.ldoceonline.com/dictionary/first-hand-experience-knowledge-account-etc
Web• This understanding needs to be informed, up-to-date and backed by first-hand experience, not based on hearsay or second-hand impressions. • It reflects, often, a first-hand experience of the events it describes. • Millions of people across the world have first-hand experience of what it can do.
DA: 47 PA: 4 MOZ Rank: 92