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单词
heptad
释义
hep·tad
AHD
[hĕpʹtăd']
D.J.
[ˈhepˌtæd]
K.K.
[ˈhɛpˌtæd]
n.
(名词)
A group or series of seven.
七个一套,七个一组:成七的一组或一套
Etymology
语源
Greek
heptas
heptad- [the number seven]
希腊语
heptas
heptad- [数字七]
from
hepta
[seven] * see septm̥
源自
hepta
[七] * 参见 septm̥
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更新时间:2025/8/25 7:45:32