英语词汇closed under union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	closed under union
释义	closed under union 简明释义对“或”运算封闭；对联及闭合专业释义 1 电子、通信与自动控制技术对联集闭合 2 计算机科学技术对联集闭合双语例句 1 But DE Beers, which is prohibited under its European Union antitrust agreement from stockpiling, closed mines in response to the glut in rough stones. 德比尔斯公司因为欧盟反垄断协议中禁止囤货，于是关闭了一些钻矿以应对原石供应过剩。
随便看	hierarchical communication hierarchical company hierarchical composition hierarchical computer network hierarchical computer system hierarchical concept hierarchical constraint hierarchical construction hierarchical control hierarchical control of power system hierarchical control system hierarchical coordination hierarchical correlation hierarchical cosmology hierarchical culture hierarchical data hierarchical database hierarchical data base hierarchical database management system hierarchical data base structure Hierarchical Data Format hierarchical data model hierarchical data structure hierarchical data structures hierarchical decision

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。