???????(David Brode)????,??12????????????????????????,?????????????????;??????????????????,??,????????????????????,?????????????,??????????????????????????

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

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

??“??????????”????

?? ??????????,???|????:???????? ????

????:1???????????:?????

2??????v

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

4???????

5??????????

???????(David Brode)????,??12????????????????????????,?????????????????;??????????????????,??,????????????????????,?????????????,??????????????????????????

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

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