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

2???????

3???????

4???app????

5???????

???12????2??????????? (???? ????)????????????????“?????????????????????????”?????????2????,???????“??????????????????”?????,????????????

?????????“????”?????? ????

??,???“???????????”??????10???,?????,?????“????”????“??”????????,???,?“??????????????????????”??????,??????????

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

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

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

?????“?????”?????????,????“???????‘??????’,????”????????????????????(???????)

????:?????