总结：static、工具类、单例、继承_哔哩哔哩_bilibili

Name: Java%E5%85%A5%E9%97%A8%E5%9F%BA%E7%A1%80%E8%A7%86%E9%A2%91%E6%95%99%E7%A8%8B%EF%BC%8Cjava%E9%9B%B6%E5%9F%BA%E7%A1%80%E8%87%AA%E5%AD%A6%E5%B0%B1%E9%80%89%E9%BB%91%E9%A9%AC%E7%A8%8B%E5%BA%8F%E5%91%98Java%E5%85%A5%E9%97%A8%E6%95%99%E7%A8%8B%EF%BC%88%E5%90%ABJava%E9%A1%B9%E7%9B%AE%E5%92%8CJava%E7%9C%9F%E9%A2%98%EF%BC%89
Uploaded: 2023-03-29T10:21:25.660Z