Some of the documents of modern vernacular can not be found or be given definite explanation in modern dictionaries and word books because there were no ancient writings as evidence or their meanings are not quite clear as dialect and vernacular.

• 近代白话文献中的一些俗语词,现代字典、书往往由于无古训可据或不明其作为方言俗语的确切含义,或失收,或释义难以到位。