????:1?????:?????????

2?????????????

3????

4?????????

5??????????

???????????????????????8??????16?????? ????8?????????16????,??????????????“??”????????????,??,?????????????,????????????,???????“??????????”??

?:???????????,????????????“???????????,?????????????'??’???”;???????????“???????”????“?????”????????????????????

???????????????,???????????????“?”????????,??,?????????????,???,???????????“????”????????

????????,“??????”??,??????????????????????,????????????????????????????????????????????????“??”????????????????,????????“?????????????”???“???????????”??,??????????

????,????????????????????????????????,???????????,?????????,????? ??????????:???