heptad
导读：heptad读音音标英[\\\'heptæd]美[\\\'heptæd]
基本意思释义n.七个，七个成套之物，七价原子英英释义Noun1. the cardinal number that is the sum of six and one
基本意思释义n.七个，七个成套之物，七价原子英英释义Noun1. the cardinal number that is the sum of six and one
heptad读音音标
英[\\\'heptæd]
美[\\\'heptæd]
基本意思释义
n.七个，七个成套之物，七价原子
英英释义
Noun
1. the cardinal number that is the sum of six and one
