摘要: 定义父类Car 点击查看代码 public abstract class Car { private String brand; public Car(String brand) { this.brand = brand; } protected Car() { } public String ge 阅读全文
posted @ 2024-12-19 15:03 叱咤星海流萤猫 阅读(7) 评论(0) 推荐(0)