The problem of literary influence issues a special intertextual challenge, for such influence tends to be irregular and unconscious and is hard for us to have a simple cause-effect judgment.

• 摘要文学影响的课题提出一个互文性的特殊挑战，因为影响的发生倾向于不规则和无意识的过程，很难做出简单的因果判断。