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14 lines
378 B
14 lines
378 B
// 狗：继承动物类，实现游泳接口
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public class Dog extends Animal implements Swimmable {
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// 重写抽象方法：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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// 实现接口方法：游泳
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@Override
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public void swim() {
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System.out.println("狗在水里欢快地游泳~");
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}
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}
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