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

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

3?????

4???????

5????????app????

??9????25?????????????? ????????:?????????“?”?:??????????????????????????????????

???????? ???

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

25??????????,?????“??”???????,??????

???????????????,??????????,75????????“?????????????”????“?????????????????‘?????????????’,?????????????????,??”

“??‘?????’??????6???,????‘????’????????????????????????????????????????????????????????????????????”??,??????????????6678????,??????????,???“????????”?????

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

??100????,??????:“???????,?,???????????????????”

9???25???,??????“???”???????,???? ????? ??? ???

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

?????,?????????????????????????81?????“?????????????????????????????????????????”???????????????“?????????????”“??”“????”?

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

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