?? ?????????:????“???????”
![](https://image.chezhanri.com/2019/0628/20190628111110301.png)
????:1?????????:?????????????
2???????
3???app????????
4??????????
5?????????
????????????????6?????????????16??????????? ???????????????????????????????,??????????15????????????,?,??????????
???????????????????????????,???,???????????????????????????????
?,??????“?????”,???
???,6??9????,20?,?????
?????????,???“??????????”????????,?? ????:???