irrational number
音标发音
- 英式音标 [ɪˌræʃ.ən.əl ˈnʌm.bər]
- 美式音标 [ɪˌræʃ.ən.əl ˈnʌm.bɚ]
- 英式发音
- 美式发音
基本解释
- [数] 无理数
英汉例句
- The logical definition of the irrational number is rather sophisticated.
无理数的逻辑主义是颇有些不自然的。 - The digit number of the extension of this irrational number is random on certain basis.
在某种特定的情况下，这个无理数的扩展数字是随机的。 - It's also an irrational number, with an infinite number of decimal places and can't be written as a ratio of two whole numbers.
pai也是个无理数，它的小数位有无限多，而且pai无法写成了两个整数的比值。 - This is why a number of critics have argued that a college degree can be an irrational investment for some students.
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双语例句
权威例句
词组短语
- irrational real number 无理实数
- irrational rotation number 无理转数
- irrational l number 无理数
- algebraic irrational number 代数无理数
- irrationale Zahl irrational number 无理数
短语
英英字典
- a number that cannot be expressed as the ratio of two whole numbers
- any real number that cannot be expressed as the ratio of two integers, such as
剑桥英英字典
柯林斯英英字典
专业释义
- 无理数
- 无理数
- 无理的数
- 无理数
The digit number of the extension of this irrational number is random on certain basis. Therefore, a stream cipher is designed, which uses the extension digit of the irrational number as the key stream.
最后本文在研究一种无理数的生成方法和计算方法的基础上，利用该类无理数在某基底的展开序列中各个位的数字具有良好的随机统计特性的特点，提出了一种以这类无理数的展开数字流作为密钥流的序列密码设计方法，并对生成的密钥流的统计特性进行了分析和测试。