Briton 是 from the Iron Age through the Roman and Sub-Roman periods住在不列顛島的人，中文通常譯為布立吞人:
The Britons or Brythons were an ancient Celtic people who lived in Great Britain from the Iron Age through the Roman and Sub-Roman periods. They spoke a language that is now known as Common Brittonic the common ancestor of Welsh, Cornish, Pictish, Cumbric and the language of the kingdom of Strathclyde.（wiki）
Briton 是 from the Iron Age through the Roman and Sub-Roman periods住在不列顛島的人，中文通常譯為布立吞人:
The Britons or Brythons were an ancient Celtic people who lived in Great Britain from the Iron Age through the Roman and Sub-Roman periods. They spoke a language that is now known as Common Brittonic the common ancestor of Welsh, Cornish, Pictish, Cumbric and the language of the kingdom of Strathclyde.（wiki）
British就是現在的不列顛人，英華人。
其實兩種人人種是不一樣的。