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

2????????

3???????

4???????

5???????

??????????7?????????????????14?????????? (?? ????)?????????????14??????,????“?”(7??????16??????????????8??15???)???????,??,??,????????

???,??,??,?????“?????????????”???“???”?????????????????????“????????????????”???“??????”????????????????????,??????????????????20??????????,??????????2??????1??,?1?2??,?????,?????

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

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

???????????,??7?????16????0?????,?????????????????,??????????????????????????“?+???????????????????+?”??????????,????,?????????,???????????“??”?,??“?”?????????,??????????,??????(??) ???:???????????