讲解

The Internet—and pressure from funding agencies, who are questioning why commercial publishiers are making money from government-funded research by restricting access to it—is making free access to scientific results a reality.

生词

• pressure n. 压力；挤压
• funding agency 资助机构
• question v. 提出问题；质疑，怀疑 n. 问题，疑问；试题，题目
• commercial adj. 商业的；贸易的
• commercial publisher 商业出版商
• government-funded 政府资助的
• restrict access to sth. 限制对某事物的接触或使用
• restrict v. 限制，约束，限定
• access n. 使用权；通道，入口；（对计算机存储器的）访问，存取 v. 使用；接近，进入；访问，存取（电脑文档）
• scientific adj. 科学的；与科学有关的

解析

1. 找谓语动词：are questioning, are making, is making
2. 断开：破折号/逗号，who/why
   1. 【主句】句1：The Internet is making free access to scientific results a reality.
   2. 【who引导的非限定性定语从句，修饰agencies】句2：and pressure from funding agencies, who are questioning
   3. 【why引导的宾语从句】句3：why commercial publishers are making money from government-funded research by restricting access to it
3. 结构：
   1. 【插入语】：破折号之间的插入语造成主句的分裂
   2. 【嵌套】：句1主句中嵌套句2who非限定性定语从句，句2中又嵌套句3why宾语从句
4. 翻译：互联网——以及来自资助机构的压力（这些机构质疑为什么商业出版商通过限制科研成果的获取而从政府资助的研究项目中获利）——正在使自由获取科研成果成为现实。

预习

Other models exist that are hybrids of these three, such as delayed open-access, where journals allow only subscribers to read a paper for the first six months, before making it freely available to everyone who wishes to see it.

1. 找谓语动词：exist, are, allow, wishes
2. 断开：that, where, who
   1. 【主句】句1：Other models exist before making it freely available to everyone.
   2. 【that引导的宾语从句】句2：that are hybrids of these three
   3. 【where引导的定语从句，修饰delayed open-access】句3：where journals allow only suubscribers to read a paper for the first six months
   4. 【who引导的定语从句，修饰everyone】句4：who wishes to see it
3. 结构：
   1. 同位语：such as ……
   2. 嵌套：句2宾语从句嵌套句3
4. 翻译：其他模式是这三种模式的混合，例如延迟开放获取，期刊只允许订阅者在前六个月阅读论文，然后向所有想看的人免费提供。