The present invention relates to an azabicyclo-substituted triazole derivative, a preparation method thereof, and an application of the same in medicine. In particular, the present invention relates to a novel azabicyclo-substituted triazole derivative represented by general formula (I), a preparation method thereof, a pharmaceutical composition containing the derivative, a use thereof as a therapeutic agent, especially as an oxytocin antagonist, and a use of the same in preparing a drug for treating or preventing a disease or disorder known or shown to have beneficial effect thereon with oxytocin being suppressed. The definition of each substituent in the general formula (I) is the same as the definition in the specification.