??
??????2?????????19? (??????????????????????? ?????)?????19?????,????????82????????????App(??????????????????????)?
??????????????,??,?????????????App???????????????,?,????????????“???”??????82?????????????App(?????)?
??????,“?”?????4??App?,??;“?????????”????????78?App??????????,?????????????????1??,???,?????
????????????,??????????,?,????(??????) ???:????????????
?????????
????????????82??????????App?????????????