????:1???????600:?????????

2???app???

3??????50???

4?????9598????

5??????

??2?11? ?????????,??,????(11-12???????),??????,????4~6?,?????????????????8?,??????????10?????;???4~6??????????????,???????????????????????????????;?????

????,????????????????????????????????????????????,??????????????,???????????????????,??????????

??????????????,??????,????????????;?????????,????????????,??????12????,?????????????????????????????

??????????????,???????????????????,????????,??????,???

????:?????