“但”的词性演变史及其机制

The Word Class Transformation of "Dan(但) " and the Principal

本文通过对各个时期内一些比较典型的文献的调查,认为“但”是从副词转变为连词的,这个转变过程从魏晋开始,直到明末才完成。句子结构的复杂化是“但”由副同向连词转化的主要原因。

Through the study of relatively typical works of every period, this article thinks that the transformation of 'dan(但)' from adv. to conj. began from Weijin dynasty ,and ended at the late Ming dynasty,the major reason of which is the complication of sentence structure.