?? ?????????????????:???
![](https://image.chezhanri.com/2019/1225/ba47bd36b7f55f70dad6f38f0a30b847.png)
????:1?????????:???????????
2?????????
3???app?
4????????????
5???????
??????????????????????8?????????7???????????? ????7?????????,?????????????,????????????????????
???????,?????“???????????????????????”??????
????????????,?«?????»????,?,??????????
??«???????»??????10????????1???????????????????,“????????????????????????????????????????????????????”?
?????????????????????????,??????????«?????»????????????????????,?????????????????????????????????????????,????????????“?????????”,???????????????????????????????,????,?????????
??????????????????????,??????????????“???????”????,?300??????????????????????????????????????????????????????????(????????) ??????????????????????????:????