英语词汇index of speculation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	index of speculation
释义	index of speculation 简明释义投机指数网络释义 1 [统计]?投机指数 ... 统一抽样比 overall uniform sampling fraction 投机指数 index of speculation 投入产出变量 input-output variable ... 双语例句 1 A trust company may engage in stock index futures trading for the purpose of hedging, arbitrage or speculation with its single trust business. 信托公司单一信托业务可以套期保值、套利和投机为目的开展股指期货交易。
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英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。