a thing that is required as a prior condition for something else to happen or exist 先决条件,前提;必备条件 sponsorship is not a prerequisite for any of our courses. 赞助并不是我们任何课程的前提。
adjective
required as a prior condition 必要的,先决条件的,必须预先具备的 the student must have the prerequisite skills. 学生必须有事先要求的技术。