她根据作者、年龄和插图画家分别为该书编了索引。She's indexed the book by author, by age, and by illustrator.这个存量巨大的档案室的所有文件都已编了索引，可供研究人员使用。This vast archive has been indexed and made accessible to researchers.在索引中查找。Look it up in the index...

“索引”的拼音为：suǒ yǐn...

“索引”的英语可以翻译为：index，indexing，key，repertory，reference ...