java中多线程和主线程执行run和start的先后

public class T {public static void main(String args[]) {Thread t = new Thread() {public void run() {pong();}};t.run();// 如果是这行 则输出结果为：pongping//t.start();// 如果是这行 则输出结果为：pongping pingpongSystem.out.print("ping");}static void pong() {System.out.print("pong");}}