如果枚举实现了Comparable那为什么不能与比较?publicclassDream{publicstaticvoidmain(String...args){System.out.println(PinSize.BIG==PinSize.BIGGER);//falseSystem.out.println(PinSize.BIG==PinSize.BIG);//trueSystem.out.println(PinSize.BIG.equals(PinSize.BIGGER));//falseSystem.out.println(PinSize.BIG>PinSize.BIGGERER)