| With the development of Internet, modes of communication have undergone radical changes. BBS, as a typical network product, owns features such as openness, equality and interactivity that beyond comparison of traditional media, which provides prerequisites for public sphere on the internet.In the specific arenas of Tianya.cn, defined analysis object of Entrapment, this research focus on the study of real field environment of national internet forum and behavior characteristics demonstrated in participation.The results of this research are as follows: as a typical public sphere, internet forum are confined and constrained in openness, the interactivity is high and more freedom is available for the participators, though. Due to this, participators are more likely to input excessive emotion that influence ration of discussion. Thereafter, it is suggested the participator should take the matter on its merits and keep placid and calm mind in the procedure. |