?????7??????3?????,???????????????20???????????????????????????????,??,?????

?????????????,??????????????1???????????????5000??????????1000????????,???,???????????

?????????????????“??”?1?,???????????“???????????????”,???????

5000????,????????????????????????,?????????

1000????????????? “??”????????????«????»???“????????????????????”?

??????,?3????????,????????75?????????????????????????????????????,????(???????????????????? ?????????????)

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

“?????300?1????”????

?? 20?????????? ????????

????:1??????300?1????:????????????

2????app

3?????????????

4???????

5??????????

?????7??????3?????,???????????????20???????????????????????????????,??,?????

?????????????,??????????????1???????????????5000??????????1000????????,???,???????????

?????????????????“??”?1?,???????????“???????????????”,???????

5000????,????????????????????????,?????????

1000????????????? “??”????????????«????»???“????????????????????”?

??????,?3????????,????????75?????????????????????????????????????,????(???????????????????? ?????????????)

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