Java 动物声音模拟器：巧用多态实现猫狗发声

```java class Animal { public void makeSound() { System.out.println("动物发出声音"); } } class Dog extends Animal { @Override public void makeSound() { System.out.println("汪汪汪！"); } } class Cat extends Animal { @Override public void makeSound() { System.out.println("喵喵喵！"); } } public class Main { public static void main(String[] args) { Animal animal1 = new Dog(); Animal animal2 = new Cat(); animal1.makeSound(); animal2.makeSound(); } } ``` ######[AI问答 | 150点数解答 | 2025-04-15 14:40:58]