英语词汇heptad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	heptad
释义	hep·tad /ˈheptæd/ n. 1. 七 2. 成七的一组(或一套) 3. 【化】七价物；七价原子；七价基；七价元素 [<Gr heptas, heptados (group of) seven < hepta seven]
随便看	considerableness considerabler considerables considerablest considerably considerate considerately considerately considerateness considerateness consideratenesses consideration considerations considered considerer considerer considerers considering consideringly consideringly considers consign consignable consignable consignatary

英汉双解词典包含548777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。