The exhibition is demonstrative of many problems in the city.这一展览说明了本市存在的许多问题。The ALP's education policy is demonstrative of its utopian socialist roots.澳大利亚工党的教育政策说明了其乌托邦社会主义的本质。The findings of this survey are demonstrative of the need for further research.这项调查结果表明需要进行更深入的研究。