Based on the tuning of business rules and design in Section 4.1 you come up with a class diagram for your domain objects represented by the POJO. Our recommendations are.
基于4.1节中对业务规则和设计的调优，你得到了一个用POJO来表示的领域对象的类图。
这是我们的班规。
There are( )many rules in our class.
内容主要说明：我们班级有许多规定。
Students are expected to take part in all the activities organized by our college and to abide by class rules. Regular attendance is required.
留学生在校期间应按时参加教学规定和学校统一安排的一切活动。
Students are expected to take part in all the activities organized by our college and to abide by class rules. Regular attendance is required.
留学生在校期间应按时参加教学规定和学校统一安排的一切活动。
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