?? (??25????)??????????????????25??
????:1??????????:???????
2?????app????
3???????150??
4????????????
5??????????
?????12??????????21???????????? (???? ??)?20??????,?25???
12?20??,???????25??????????????????????????????????? ?? ??????,??????????????????????????“??????”?????????????,?????????,???“??”??
????????????????????,???????????????“?????????????????????”????????????????,??????????????????????????????????????????????,????“?????”???????????????;??“? ????”???,?????????,??????????????,?????
????,?????,??????????????????????????????????;??,??;????????,??????????????????????
??,???,???????,??????????????????????????????????????????????????;??????????????????,????,??“??????”,?;??,?????,??,??
????????1400???????????????????(?)
???????????????????:??