to remove a student from a school roll (= official list of students), especially a difficult or under-achieving student, in order to make the school seem more successful

There are concerns that some schools may be off-rolling pupils. 有人担心，有些中小学可能会开除纪律或成绩不佳的学生以提升学校总体表现。

Any schools that are off-rolling are likely to be judged inadequate for leadership and management by Ofsted. 任何通过开除纪律或成绩不佳的学生以提升总体表现的学校都有可能被教育标准局判定为领导和管理不力。