重要
index
/ˈɪndeks/📚 2637 3四级六级考研雅思An index is a system by which changes in the value of something and the rate at which it changes can be recorded, measured, or interpreted. 指数
noun [抽象名词]索引；（物价和工资等）指数；指标，量度；幂，根指数；指针
There's even a special subject index.
甚至有一个特别的主题索引。
verb [vt. 及物动词]为……编索引，将……编入索引；使指数化，将（工资）等与（物价水平等）挂钩；（机器，部件）转位
A quarter of this vast archive has been indexed and made accessible to researchers.
这批数量巨大的档案的1/4都已编了索引，可供研究者查阅。
in(进入) ＋ dex(看作text， 正文) → 索引帮助读者顺利进入正文 → 索引
单词造句:
- 网友用“Index”造句精选
- Minimum benefits and wages are to be indexed to inflation. 最低养老金和最低工资都要与通货膨胀挂钩。
- ...the consumer price index. …消费价格指数。
- It will be published with annotations and index. 这本书出版时将附有注释和索引。
- The Dow Jones index fell 15 points this morning. 道琼斯指数今天上午下跌了15点。