英语翻译由于签证被拒绝,再约排期已经到了1月25日,已赶不上春季入学,不知可否申请延期入学,具体需要扮哪些手续?

As my application for a visa has been rejected and a second appointment can only be arranged on January 25,I am unable to enrol for the spring semester.May I know if I can apply for a postponement for enrolment?If so,could you please tell know me know what the formalities are?