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	heptad /ˈheptæd/ n. 1.(group of seven)七元组；成七的一组 2.(number)七 3.【化】(atom or valency)七价原子；七价元素
随便看	unproductiveness unproductive of sth unproductives unproductivity unprofaned unprofessed unprofessional unprofessional conduct unprofessionally unprofitability unprofitable unprofitable business unprofitableness unprofitably unprofitably low unprofited unprofiting UNPROFOR unprogrammable unprogrammed unprogressive unprogressively unprohibited unprojected unprolific

英汉双解词典包含368430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。