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单词
semigroup
释义
sem·i·group
AHD
[sĕmʹē-gro͞op', sĕmʹī-]
D.J.
[ˈsemiːˌgruːp, ˈsemaɪ-]
K.K.
[ˈsɛmiˌgrup, ˈsɛmaɪ-]
n.
Mathematics
(名词)【数学】
A set for which there is a binary operation that is closed and associative.
半群:结合二元运算下闭合和结合的数学集合
随便看
bwana
bwanas
BWI.
BX
bx.
BXs
by
by
by-
by.
by and by
by-and-by
by and large
by-bidder
Byblos
by-blow
by-catch
Bydgoszcz
bye
bye
bye
bye-
bye-bye
bye-bye
byed
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更新时间:2026/1/18 18:29:33