首页英语词典subgroupsubgroup英英释意

subgroup

英 ['sʌbgruːp] 美['sʌb'grʊp]

英英释义实用场景例句

n. 小群；隶属的小组织
vt. 给…加副标题

英英释意

1. a distinct and often subordinate group within a group

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