annotated index

例句：

1. 1. The annotated index providesa comprehensive overview of the subject matter.
   这个带注解的索引提供了对主题内容的全面概述。
2. 2. The annotated index is essentialfor researchers who need to quickly locate relevantinformation.
   带注解的索引对于需要快速查找相关信息的研究人员来说是必不可少的。
3. 3. The annotated index helps students understand the complex conceptsin the subject better.
   带注解的索引有助于学生更好地理解该学科中的复杂概念。