The terminology of Chinese is changed and progress during the long history. Owing to the progression of technology, the change of Chinese vocabulary is accelerated. Thus, researcher with this in mind, has idea to probe the change of Chinese terminology. The research which within Chinese pronouns and appellations is in the ascendant, including its meaning, part of speech, and grammar structures. Besides, because of progressing of technology and multimedia, the advancement of words goes higher. In that case, the research which about words goes on. The reference material of this thesis based on the “Three Great Tragedy” which is written by a Chinese play writer Yu, Chao(曹禺). The“Three Great Tragedy” includes "Thunderstorm(雷雨)", "Sunrise(日出)" and "wilderness(原野)". The pronouns and appellations in the“Three Great Tragedy” are the main research subject in this thesis. Except for the category pronouns and appellation, the etymology and referent expansion are discussed in the thesis as well. With the further dynamic syntax, the different pronouns, appellation which used in the same referent object are concluded. Finally, we can understand the relationship of terminology and object’s sentiment.