adverbn.副词adj.副词的adverb groupn.副词词组；副词词组或副词的词组指基于某个副词的词组；例如"非常慢"或"对我们而言幸运地"一个副词词组也可以只由一个副词构成；ph

1. I think that Chinese preposition clearly showing the grammar nature and the function like the Japanese auxiliary is doubtable.This research divides into five big chapters.
   笔者任何中文的介词是否与日文的助词一般能清楚地展现语法性质和功能，是有待检验。
2. This word is an auxiliary word.
   这个词是助词。