We all want him to represent our class in the school English speech contest.
我们都想要他代表班级参加学校英语演讲比赛。
To represent our customer, we'll use the generic class Person.
为了表示我们的客户,我们要使用通用类person。
The shift could be as simple as creating a single class to represent our actor, as shown in Figure 4.
这个转变可能就像创建一个类来表示参与者那样简单,如图4所示。
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