Some political observers say that negative campaigning isn ' t working this year - that voters want to hear positive ideas about how to create new jobs and give people better health care 这句话是说：有些政治观察家说，尽力贬低对方的反面竞选方式今年行不通了。选民们要听积极的主意，像如何增加就业机会、为公众提供更好的保健措施等。
