????????:???????

??

??????????2???4?? (????? ????)??(????????)4???,?????????????????????,?????????,???,???????????????????????“?”?

2???????????????4?????,????????????????????????? ???? ?????

????????,????????????????????,????????????????,?????????????????

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

??????????????,?????????“?????”?????????????????????????????????,??????????????????????????,???,?,??????????????????(??????)

?????:?????

?????????

?????????????:????????????

????????