2022考研英语长难句练习及详细分析是教研室老师在历年考研试题中精选的长难句，将会从语法的角度教你怎么分析一个长难句。让我们一起来看吧~
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During the late 1990s,national spending on social sciences and the humanities as a percentage of all research and development funds—including government,higher education,non-profit and corporate—varied from around 4% to 25%; in most European nations,it is about 15%.
重点词汇：humanities，corporate
重点短语：as a percentage of，
解析：该句子主语较长为national spending on social sciences and the humanities as a percentage of all research and development funds，其中介词短语on social sciences and the humanities为定语修饰national spending。分号并列省略句it is about 15%，介词短语in most European nations为状语。
翻译：在20世纪90年代后期，国家在社会科学和人文学科上的支出占所有研究和开发基金(包括政府、高等教育、非营利组织和企业)的比例从4%到25%不等;在大多数欧洲国家，这一比例约为15%。
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