????2???21???????? (??????????? ?????? ??????????????)????????????,20???????????,?,????
???????,??“????????????????????”??,?????,??,????????????????,??????????????,?????
?????,???????,???????????????,??????????????????,???????????(????????)
??????????????:??????
??!??????????:???????
??21?????????????????4?
????5?????:???????9??
???????:??????????????
???:???????????????
??????????????????????
???????????????:????
??????????????????????
????????????????????!
????????????????????
???!???????????:??????
??????????????
?????4?1?????????9????
??«??»,????????????
?????????????:????????
??|????????!??????????
??????????????????
????????:??????2?????
?????????????????30??
??:??“????”???????“??”
?????????????????30??
????:???????????iOS
????????????????????
?????268???????:???????
4S??????????????:????????