noun🔗Share索引，目录。 An alphabetical listing of items and their location."The index of a book lists words or expressions and the pages of the book upon which they are to be found."一本书的索引列出了书中的词语或表达方式，以及它们在书中出现的页码。listwritingitemcommunicationChat with AIVocabulary GamePractice Reading
noun🔗Share食指，指示器。 The index finger; the forefinger."He used his indices to point to the words in the dictionary. "他用食指指着字典里的单词。bodypartanatomyChat with AIVocabulary GamePractice Reading
noun🔗Share指针，指标 A movable finger on a gauge, scale, etc."The lab technician carefully adjusted the indices on the spectrometer to ensure accurate readings. "实验员小心地调整了光谱仪上的指针，以确保读数准确。devicemachinetechnicalpartChat with AIVocabulary GamePractice Reading
noun🔗Share索引符，指示符 A symbol resembling a pointing hand, used to direct particular attention to a note or paragraph."The teacher used indices to point out the key details in the chapter. "老师用索引符（指示符）来指出章节中的关键细节。writingsigncommunicationChat with AIVocabulary GamePractice Reading
noun🔗Share指标，指数。 That which points out; that which shows, indicates, manifests, or discloses."The student's red face and trembling hands were indices of their nervousness before the presentation. "这个学生涨红的脸和颤抖的双手，都显示出了他在演讲前的紧张。signmarkmathnumberstatisticsChat with AIVocabulary GamePractice Reading
noun🔗Share指标，迹象。 A sign; an indication; a token."The teacher's raised eyebrow was an index of her disapproval. "老师扬起的眉毛表明了她的不赞同。signmarkChat with AIVocabulary GamePractice Reading
noun🔗Share指标, 指示词。 A type of noun where the meaning of the form changes with respect to the context. E.g., 'Today's newspaper' is an indexical form since its referent will differ depending on the context. See also icon and symbol."The word "today" is an indexical, because the day it refers to changes depending on the context. "“今天”这个词是一个指示词，因为它所指的日期会根据语境而改变。linguisticsphilosophylanguagecommunicationwordsignlogictheoryChat with AIVocabulary GamePractice Reading
noun🔗Share指数，指标 A single number calculated from an array of prices or of quantities."To track the overall health of the stock market, analysts rely on key indices like the S&P 500 and the Dow Jones, which summarize the prices of many different companies. "为了追踪股市的整体健康状况，分析师们依赖于关键指数，比如标普500和道琼斯指数，这些指数概括了许多不同公司的股价。mathstatisticseconomyfinancebusinessChat with AIVocabulary GamePractice Reading
noun🔗Share指数, 系数 A number representing a property or ratio, a coefficient."The stock market indices show that the economy is doing well this year. "今年的股市指数显示经济形势良好。mathnumberstatisticsChat with AIVocabulary GamePractice Reading
noun🔗Share指数, 幂指数 A raised suffix indicating a power."The indices of 2, 3, and 4 show that the problem involves raising 2 to the power of 3 and then to the power of 4. "2、3和4的指数表明这个问题涉及到先将2的3次方算出，然后再算以这个结果为底数的4次方。mathnumberChat with AIVocabulary GamePractice Reading
noun🔗Share索引，指标 An integer or other key indicating the location of data e.g. within an array, vector, database table, associative array, or hash table."The program used indices to quickly find the names of students with high scores in the database. "程序使用索引在数据库中快速查找高分学生的姓名。computingtechnicalmathnumberstatisticssystemlogicinternetscienceelectronicsinfomachineChat with AIVocabulary GamePractice Reading
noun🔗Share索引，指数。 A data structure that improves the performance of operations on a table."The school database uses indices to quickly find student records by their ID number. "学校数据库使用索引来根据学生的ID号码快速查找学生记录.computingtechnologystructuresystemChat with AIVocabulary GamePractice Reading
noun🔗Share索引, 指数 A prologue indicating what follows."The teacher's introductory remarks, the indices to her lesson, hinted at the difficult math concepts to come. "老师的开场白，就像是课程的索引，暗示了接下来将要讲解的复杂数学概念。literaturewritinglanguageChat with AIVocabulary GamePractice Reading
