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??????9????20???? ???9?????????15?????????????,??????????????????????????????,??????????????????????????«???»(The Desert News)?????17??????????????,??????,??,??????????????????

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????,???????????????????,???????????????????,??????????????20????????????60????????????,??,????????

??(NPR)??????????17?????,??(Soufan Group)???????????????????(Colin Clarke)?,????,????????????,?????????????????????????????

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???,?????????????????,????????????????????????,??????????????????????????????????(University of Maryland)??????????????????????????(START Center)???????(Gary LaFree)???:“??,?????????21??????????????????????????????2015????????????2016?????????(???????)???”

????????????,?????????????????,?????????????????,“?????”???(Bridging Divides Initiative)?????“??”??(CivicPulse)??????,????????????,????????????????

?,??????(CBS News)??,???????????????,????????

???????,??????«?????????????????»???(PBS NewsHour)????(NPR)????(Marist)???????,?????????????????????????20%??????????????????,??????,????????????????????

?????????????????,????????????????????????(Ryan Cowley)????????????????,??????2020?,??????????????????????????29?????????????20???????????????????????,?????“???”???????????????????????,?????????????????????:“???????????,???????????????????????????????,??????(??????????)?”

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?(University of California - Davis)???????,????,???????????????25%???????,???????????????????,??????????????????????????????,???????????

?????????????????(American University)????????,????“?????????,??????????”?

?????(Polarization and Extremism Innovation Lab)??????????????(Brian Hughes)?????????,??,????,??????????????????????“?,?????????”??????????

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