?? ??????????????? ??????:????????????????“??”
????:1??????:???????????
2???????vx
3???????
4?????100????
5????????
?????6????????????26??????????????????? 6????????????????????????25?14?????7??????????????????????,???????53?????????????38??,????
????«??????????????»??,???????,??????????????53????????????????????,?????,???,??2007?????
??????????????(University of Notre Dame)???????????????????????????????????,??????????????????????????????????????????,????????????:“??????????????????????????????????,??”
???«???»?,??????????????
?????????????????????,????,???????????????,????????????,“?”?
???????????????????????:“???,??,??????????,?????”
???,????????????,????,????????????????????????,?????
????????????????????????,???????????????,“???????????……?????????????????”?
??????????????,?????(ESA)?????-??????????????????:“???????????????????(???????????????)?????????,??????????,??……??????????????????????”
??,??????????????????,??,“??????(????)?,???????,???????” ???????:???????????????