Word · Frequency #13367
subgroup
子群；小群；亚群
a group that is part of a larger group, often one that is distinct or subordinate
- 1.
A group within a larger group; a group whose members are some, but not all, of the members of a larger group.
大群体中的子群体；成员属于较大群体但不全是的群体
- 2.
a distinct and often subordinate group within a group
群体中的一个独特且通常从属的小组
- 3.
A subset H of a group G that is itself a group and has the same binary operation as G.
群G的子集,本身是群且具有与G相同的二元运算
- 4.
(mathematics) a subset (that is not empty) of a mathematical group
(数学)数学群的非空子集
大群体中的子群体；成员属于较大群体但不全是的群体；群体中的一个独特且通常从属的小组；群G的子集,本身是群且具有与G相同的二元运算；(数学)数学群的非空子集；小群
In use
The researchers divided the patients into a main group and a smaller subgroup for the trial.
Within the city's population, there is a subgroup of young adults who prefer online shopping.
A subgroup of students in the class organized a weekly debate.
a subgroup of [noun]
subgroup 是可数名词，常后接 of 短语说明它所属的更大群体。
A subgroup of patients showed no response to the treatment.
患者中的一个亚群对这种治疗没有反应。
divide [noun] into subgroups
divide ... into subgroups 中 subgroups 常用复数；也可用 split ... into subgroups。
The facilitator divided the participants into subgroups for the discussion.
主持人把参与者分成几个小组进行讨论。
within a/the subgroup
Connections
Collocations
- subgroup analysis
- 亚组分析
- The researchers conducted a subgroup analysis to check whether the effect differed by age.研究人员进行了亚组分析，以检验该效应是否因年龄而异。
- ethnic subgroup
- 族裔亚群
- The survey included every major ethnic subgroup in the region.该调查涵盖了该地区所有主要的族裔亚群。
- patient subgroup
- 患者亚组
- The drug was most effective in a patient subgroup with mild symptoms.该药对症状较轻的患者亚组最有效。
- population subgroup
- 人口亚群
- The disease is rare in this population subgroup.这种疾病在该人口亚群中很罕见。
- age subgroup
- 年龄亚组
- The results were consistent across every age subgroup.结果在每个年龄亚组中都是一致的。
Learner notes
Memory Tip
sub-（下）+ group（群）= 大群之下的小群，联想“分组”里的子群。
Context & Register
语域：neutral 常见场景：学术或技术写作、组织/群体结构讨论、数据分类或专业报告 该词整体属于中性书面表达，本身不含强烈口语或俚语色彩；但在日常口语中并不常用，多出现在需要明确区分部分与整体的学术、技术或专业语境里。具体是否正式，要视文体和场合而定。
Pronunciation & Spelling
以 -group 结尾的单词（group、workgroup、playgroup、outgroup）与 subgroup 中的 /-ɡrup/ 读音相同，押韵。以 sub- 开头的单词（subway、submarine）整体不与 subgroup 押韵，但开头的 /sʌb/ 一致。注意 sublime /səˈblaɪm/ 等词中 sub- 读作 /səb/，是易混淆的拼写相似词。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.