因为一项依序完成资料库、业务逻辑和使用者介面的排程一定会经历许多重新作业才能在结束时整合各个部分。

A schedule that completes the database, then the business logic, and then the user interface will probably require a great deal of rework to integrate the parts at the end.

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完成一个配电板设计里面有控制钮，可以引领学生、讲师、课程、课程排程跟课程编排者。

Create a switchboard design with control buttons that lead to students, instructors, courses, course schedules, and course rosters. Allow a user to add, update, or delete records in each area.

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