Triangle

三角标

A notational device used in generative grammar as part of a phrase-marker to represent a constituent with a complex internal structure, the details of which are not relevant for the point under discussion, as in the following tree diagram:

生成语法采用的一种标记法，在短语标记中用来表示一个有复杂内部结果的组构成分，其细节与当前讨论的问题无关。如以下树形图：