?? ????????!????????,???????
????:1??????????:????????
2????????????
3???????????????
4????????
5???????
?12??4???????????????????? ???????????????(CNN)???????,??????,???????“?????????”????,??????“?”,??“???????????????”?
????12??????????3??,????????????????????????????4??,?????????????????????? ?? ????????????,?:“??????,????,??????????????”
CNN????,???????????,?????,??????????,???????????????
?????????????,????????????“????”,?????????“???????????”?
????,???4??“????”???????????????????,?????“??????????????,???”?
?????:?????