These seven principal kingdoms of Kent, Essex, Sussex, Essex, East Anglia, Mercia and Northumbria have given the name of Heptarch.是什么意思_These seven principal kingdoms of Kent, Essex, Sussex, Essex, East Anglia, Mercia and Northumbria have given the name of Heptarch.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句