英语词汇contraction semigroup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	contraction semigroup
释义	contraction semigroup 【数学】收缩半群
随便看	de-miner demineralisation demineralisations demineralise demineralised demineralises demineralising demineralization demineralizations demineralize demineralized demineralizer demineralizers demineralizes demineralizing de-miners de-mining demi-pension demi-pensions demipique demiquaver demiquavers demirelief demireliefs demirep

英汉双解词典包含483723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。