(??)??“?????”??????

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

????? ?

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

??

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

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

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

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

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

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

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

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

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

??????

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

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

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

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

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