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单词
septavalent
释义
septavalent
(
ˌsɛptəˈveɪlənt
)
adjective
chemistry
another word for
heptavalent
Word origin
C19: from
sept
(
ivalent
) + (
hept
)
avalent
随便看
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rhythm section
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Rialto Bridge
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更新时间:2026/4/29 19:03:37