请输入您要查询的英文单词:
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
thermostated
thermostating
thermostats
thermostatted
thermostatting
thermotaxis
thermotherapy
thermotropism
therms
-therms
-thermy
theropod
theropods
Thes
Thes.
thesauri
thesaurus
thesauruses
these
these
theses
theses
Theseus
thesis
thespian
英汉双解词典包含166908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。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2026/2/27 0:40:41