sub-group是什么意思 sub-group怎么读
['sʌbgruːp] ['sʌbgruːp] ['sʌbgruːp] ['sʌbgruːp]
n. 亚群;子群
sub-group的英文翻译是什么意思,词典释义与在线翻译
名词 subgroup:
  1. a distinct and often subordinate group within a group

  2. (mathematics) a subset (that is not empty) of a mathematical group

sub-group的相关资料
subn.潜艇;替代品vi.替代vt.转包合同subsack小型背囊,辅助背囊
sub-group的用法和样例
用作名词 (n.)
  1. Thus a subgroup of a group is a subset on which the binary product and the unary operation of inversion satisfy the closure axiom.
    所以群的子群是在其上二元乘法和一元逆运算满足闭包公理的子集。
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