Preposition
介词
A term used in the grammatical classification of words, referring to the set of items which typically precede noun phrases (often single nouns or pronouns), to form a single constituent of structure.
对词作语法分类的术语,指一般位于一个名词短语(常为单个名词或代名词)前并一起构成一个结构组构成分的一类词项。