??9??????????2? ?,??9????2??6???

????9??2???????????,?????????????????????????????35~36???,??,?????????????????????????????????????????????????37~39?,????????????????????40??????

???????:?? ????:?????? “??app??”????

?? ???????????????

????:1???app??:?????????????

2???????

3???????

4?????v?

5???????

??9??????????2? ?,??9????2??6???

????9??2???????????,?????????????????????????????35~36???,??,?????????????????????????????????????????????????37~39?,????????????????????40??????

???????:?? ????:??????