age group
collocation年龄组
The study surveyed three different age groups.
这项研究调查了三个不同的年龄组。
组；群；团体
先理解核心含义，再看它在真实句子里的用法。
组；群；团体
A number of people or things that are together or considered together because they are related or share a feature.
A group of students is waiting for the bus.
一群学生在等公交车。
相互关联的一些事物或人。
A number of things or persons being in some relation to one another.
视为一个整体的任意数量实体(成员)
any number of entities (members) considered as a unit
具有结合二元运算的集合,存在单位元,且每个元素都有逆元。
A set with an associative binary operation, under which there exists an identity element, and such that each element has an inverse.
(化学) 两个或多个原子结合成一个单位并构成分子的一部分
(chemistry) two or more atoms bound together as a single unit and forming part of a molecule
The art club is a small group of dedicated painters.
美术俱乐部是一个由专注的画家组成的小团体。
Please divide the class into groups of four.
请把全班分成四人一组。
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年龄组
The study surveyed three different age groups.
这项研究调查了三个不同的年龄组。
族群
The country is home to many different ethnic groups.
这个国家有许多不同的族群。
讨论小组
We formed a discussion group to talk about the book.
我们组成了一个讨论小组来谈论这本书。
工作组
A working group was established to address the issue.
成立了一个工作组来解决这个问题。
焦点小组
The company used a focus group to test the new product.
该公司使用焦点小组来测试新产品。
互助小组
She joined a support group for parents of children with autism.
她加入了一个自闭症儿童家长互助小组。
团体治疗
She found group therapy helpful for overcoming social anxiety.
她发现团体治疗对克服社交焦虑很有帮助。
群体思维
The committee's decision was a case of group think, lacking critical analysis.
委员会的决定是群体思维的案例，缺乏批判性分析。
同龄群体
Adolescents are heavily influenced by their peer group.
青少年深受同龄群体的影响。
集体拥抱！
After the team won, they all shouted 'Group hug!'
队伍获胜后，他们都大喊“集体拥抱！”
Use group naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象一串葡萄（grape）的颗粒聚在一起形成一个 group，注意拼写不同但形状相似。
通常为中性，适用于大多数场合，包括日常交流、工作、学术等。
The words soup, loop, troop, stoop, and scoop all rhyme with group (they share the /uːp/ sound). However, coup is a common lookalike that sounds different (/kuː/).
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.