词典释义：
an alphabetical list of names, subjects, etc., with references to the places where they occur, typically found at the end of a book
（尤指书末的）索引。
an alphabetical list by title, subject, author, or other category of a collection of books or documents, for example in a library
（书籍、文件等，按标题、题材、作者等依字母顺序排列的，如图书馆中的）索引。
【计算机】 索引；变址。
an indicator, sign, or measure of something
指示；标志；测量
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exam results may serve as an index of the teacher's effectiveness .考试成绩可作为对教师绩效的衡量。
a figure in a system or scale representing the average value of specified prices, shares, or other items as compared with some reference figure
指数
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the hundred-shares index closed down 9.3 .一百指数收市时跌去９.３点。
a pointer on an instrument, showing a quantity, a position on a scale, etc.
（刻度盘等的）指针。
[with modifier]a number giving the magnitude of a physical property or other measured phenomenon in terms of a standard
（物理属性等的）指标
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the oral hygiene index was calculated as the sum of the debris and calculus indices .口腔卫生指标曾以残屑以及牙垢指数之和计算。
【数】 指数；根指数。
【印刷】 指示符号，参见符。
(
<Bold>INDEX LIBRORUM PROHIBITORUM</Bold>的简称。
record (names, subjects, etc.) in an index
把（姓名、主题等）编入索引
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the list indexes theses under regional headings .目录把论文按区域标题制成索引。
provide an index to
为…编索引。
link the value of (prices, wages, or other payments) automatically to the value of a price index
使（价格、工资或其他支付款项）自动与价格指数挂钩。
[no obj.][often as noun
（机器，部件）转位。
"late Middle English: from Latin
