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