??
?????????????2??19??????? ??????????????,??,??????????App????????????????????????,?«?????»«??????»«App?????»???????,????????????????82??App(?)?
???,?????????4?App??????????????????????,??????????«?????»?????????????,????????;???????????????78????App???????,?????«???»????,??1?????,?????????????????,??????
????????????,???????????????????????,???????,??????????
?????????
??????????:???????????82??App?????????????