The first Part introduced the developing evolution of land tax from danegeld to carucage.
第一部分介绍了由丹麦金到卡鲁卡奇的土地税发展演变历程。
参考来源 - 中世纪英国的土地税N（名词） the tax first levied in the late 9th century in Anglo-Saxon England to provide protection money for or to finance forces to oppose Viking invaders 9世纪末期英国为抵防海盗，加强军防而开始征收的税务