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