?? (???????)????? ?????????????
????:1????????:??????sn
2???????
3????????
4???????????
5????????
???1?????????????????24?????????(??????? ?????? ?????)“??,?????,?????????????????,????????!”24??,??,??,??,????????????????
??????????????????? ???????,?????????????,??????????????????????????????????,??????????????,?????????????????????????
???????????????????????? ??????????????????????????????????????????????,????????????????“?????????”,???,??????????????,??,????,???
?,??,?????????????,??,?????????????????,????,?????????????????????????????
“?????????????????????,?,????????????????”???????????
?????????????,????????????,??15???????????
“????????,????????????????????????????”?????,???????????,?????????????“??????+???”??,??,???(???)
??????????:?????????????????