(?????)??????“??”??

????2???????????13????????? ??????:???????????????“?????”???????????

???????? ???

??20????,???????????????,????“????????????”????????

???

???????????,?????“clean”(?????)????????,????14????????????????????????:“?????,?????,???????,????????????????”

??????,?????????????1999????????????????,???1????“??????????,?????(???????)?????????,?????????????”

??,?????????????,?????:“??????????????”

?,???????????????????????????????????????????????,???????:“???????????,????????????,????????????????????????????????????????,?????????????”

??????????????

?????????“???????”???“???????????????”??????“?????????????”,???????????????

“??,?????????,??????,???????”????????????????????????????????????,?????????????????“?????,??(?)??????????,????”

?,29??????“??”??“??(?????)????????????,?????????,????????????????”??????????????,??,????????

“????????????,??????????????”??,??????????,??,??“???????????,??????????????????????????????,????????????????”

?????????????

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

??????,??????,?????????????????,??????,????????,????????????1????,????????

“???,????????????????????,??????”????????????????????????????,??????,?????,???

?????????????????“???????????????”???,???,???????????????,??“???????”????????“??????????????,???????????,?????‘?’???”

??????????????,??,?????????????,?????????????“?????,????,???????”(??)