考研英语长难句分析是重点也是难点，长难句基础要打好就得从现阶段开始多练多总结。新东方在线分享2019考研英语长难句每日一句解析系列，帮助大家逐步提升才长难句的分析能力，多掌握一些词汇、短语和语法知识点。

2019考研英语长难句每日一句解析（334）

　　The overall result has been to make entrance to professional geological journals harder for amateurs, a result that has been reinforced by the widespread introduction of refereeing, first by national journals in the nineteenth century and then by several local geological journals in the twentieth century.