英语词汇upper bound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	upper bound
释义	upper boundn.Mathematics（名词）【数学】 A number that is greater than or equal to every number in a given set of real numbers.上界：一个数，大于或等于给定的一系列实数中任何一数
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英汉双解词典包含166908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。