The division of Chinese language history should take its phonetics, grammar and vocabulary into consideration. However, the lexical study was ignored in the previous research.
汉语史的分期，要考虑到语音、语法、词汇各个方面，过去忽视词汇的做法是不妥的。
The division of Chinese language history should take its phonetics, grammar and vocabulary into consideration. However, the lexical study was ignored in the previous research.
汉语史的分期，要考虑到语音、语法、词汇各个方面，过去忽视词汇的做法是不妥的。
应用推荐