a city in Lancashire, England, on the River Lune. John of Gaunt became Duke of Lancaster in 1362, and since 1399 the Duchy of Lancaster has been a possession of the British Crown. The Lancastrians in the Wars of the Roses were supporters of the royal house descended from John of Gaunt. 兰开斯特(Lancaster):英格兰兰开夏郡的一个城市,位于吕恩河上。冈特的约翰(John of Gaunt)于1362年成为兰开斯特公爵,自1399年以来,兰开斯特公国一直是英国王室的财产。玫瑰大战中的兰开斯特家族是支持者约翰·冈特(John Gaunt)继承的王室成员。