????:1?51??APP??:??????????

2??????????

3????????

4?????????

5??????

??11????21??????? (????????? ?????)???????????????????????21????????????,????????????????,???????????????

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

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

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

11???21????????,??????????????????????????????????????????????? ??????? ?

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

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

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

11????????????21????,??????????????????????????????????????? ????????????? ??????????????

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

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

????????:??