今天美国财产法中许多名词术语可追溯到英国的封建时代。其中,表示个人对土地拥有绝对所有权的一个基本术语fee simple,就来自早年英国的土地分封制度,还有许多来自不同年代的术语。尽管这些术语沿用至今,但其内容却随着历史的发展发生了根本的变化。本文从不同角度对这些术语的释义、历史沿革、司法解释、权益范围、权益分类等方面进行了探讨。 Many of the terminology used in the American Property Code today goes back to the British feudal era. Among them, fee simple, a term that represents an individual’s absolute ownership of the land, comes from the land parcel system of England in the early years, and many terms from different generations. Although these terms are still in use today, their content has undergone fundamental changes with the development of history. This article discusses the definition of these terms, historical evolution, judicial interpretation, scope of rights and interests, classification of rights and interests from different angles.