Advancement

升级

       A term used in relational grammar for a class of relation-changing processes. A noun phrase which bears a particular grammatical relation to some verb comes to bear another grammatical relation to that verb, higher up the relational hierarchy, e.g. a process converting an object to a subject.

关系语法的术语，指一类改变关系的变化过程。即某个动词和名词短语的语法关系变成另一种在关系等级上较高的语法关系，例如，将宾语变为主语的过程。