Java是一种简单的，面向对象的，分布式的，解释型的，健壮安全的，结构中立的，可移植的，性能优异、多线程的动态语言。上述对其做了详述的讲解，同时也适合初学者。-Java is a simple, object-oriented, distributed, interpreted, robust security, structure-neutral, portable, high performance, multithreaded dynamic language. The detailed explanation of their doing, but also for beginners.