group

noun

1. any number of entities (members) considered as a unit

Synonym: grouping

2. a set that is closed, associative, has an identity element and every element has an inverse

Synonym: mathematical group

3. (chemistry) two or more atoms bound together as a single unit and forming part of a molecule

Synonym: radicalchemical group

group的意思

verb

1. arrange into a group or groups

e.g. Can you group these shapes together?

2. form a group or group together

Synonym: aggroup

1. （一）组；（一）群；（一）批
A group of people or things is a number of people or things which are together in one place at one time.

e.g. The trouble involved a small group of football supporters...
这次骚乱涉及一小撮足球迷。
e.g. The students work in groups on complex problems.
学生们分组研究复杂的问题。

2. 集体；群体；团体
A group is a set of people who have the same interests or aims, and who organize themselves to work or act together.

e.g. ...the Minority Rights Group...
少数民族权益团体
e.g. Members of an environmental group are staging a protest inside a chemical plant.
一个环保组织的成员正在一家化工厂里举行抗议活动。

3. （具有共同点而被放在一起考虑的）组，群，类
A group is a set of people, organizations, or things which are considered together because they have something in common.

e.g. She is among the most promising players in her age group...
她是所在年龄组中最有前途的选手之一。
e.g. As a group, today's old people are still relatively deprived.
整体而言，当今的老年人依然相对贫困。

4. （企业）集团
A group is a number of separate commercial or industrial firms which all have the same owner.

group的反义词

e.g. The group made a pre-tax profit of £11.05 million.
该集团的税前利润为1,105万英镑。
e.g. ...a French-based insurance group.
总部位于法国的保险集团

5. （尤指流行乐的）乐队,乐团,组合
A group is a number of musicians who perform together, especially ones who play popular music.

e.g. At school he played bass in a pop group called The Urge.
他上学的时候在一个叫“冲动”的流行乐队中担任贝司手。
e.g. ...Billy Bragg's backing group.
比利·布拉格的伴奏乐队

6. （使）形成组；（把…）归在一起
If a number of things or people are grouped together or group together, they are together in one place or within one organization or system.

e.g. The fact sheets are grouped into seven sections...
这些资料被分成了7部分。
e.g. The G-7 organization groups together the world's seven leading industrialized nations...
七国集团将世界上7个最主要的工业国家归在一起。

7. see also: grouping;blood group;ginger group;pressure group