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20 lines
562 B
20 lines
562 B
public class Fish extends Animal {
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private double swimSpeed; // 特有属性：游泳速度
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public Fish(String name, int age, double swimSpeed) {
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super(name, age);
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this.swimSpeed = swimSpeed;
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}
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public double getSwimSpeed() {
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return swimSpeed;
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}
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public void setSwimSpeed(double swimSpeed) {
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this.swimSpeed = swimSpeed;
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}
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// 特有方法：游� public void swim() {
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System.out.println(getName() + " is swimming at " + swimSpeed + " km/h.");
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}
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} |