sub-group

英 ['sʌbgruːp] 美 ['sʌbgruːp]

• n. 亚群；子群

英英释义

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

例句

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。