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

2?????

3?????

4????app

5??????

???11??????????28??? ?,????28????????,???,??4?????

?,?????10???,??????????????????,???,??????,?????????,?????????????????

?????????????,?????????????????,????,??????????????????11???38??????????,?????,??????????????

????,?4???,?????????????????2?????????2?????????,??????? ????:???