??
??:????app????????????????,???????app???????????????????????????????????app??????,???????????????
??:
????app????:??,????app????????????????,??????????????????????AppStore?????????????,?????????,????app?????????????,????app???????????????????,?????????????
????app????:??,????app?????????,???????????????????,???????????,??????????????????????,????app?????????????,????????????????????????,???????????????
??:
????,????app????????????????,????,??????app?????,???????????????????????,???????????,????app????????????????,??????,??????,?????????????
?????????
?????????app:????app???????????????????