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14 lines
331 B
14 lines
331 B
public class Dog extends Animal implements Swimmable {
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// 重写父类抽象方法：发出叫声
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@Override
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public void makeSound() {
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System.out.println("汪汪汪！");
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}
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// 实现接口的swim方法
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@Override
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public void swim() {
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System.out.println("小狗在水里游泳~");
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}
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}
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