group

A1 CET-4 Oxf 3000 初中 FREQ #852 ★★★★★

n. 团体, 组, 团, 群 v. 聚合, 成群 [计] 创建组; 组, 用户组

发音

UK /ɡɹuːp/
US /ɡɹup/
其它 /ɡɹʉp/
SCOT /ɡɹʉp/

词形变化

groups 复数 groups grouped grouping groups 三单 grouping 现在分词 grouped 过去式 grouped 过去分词

别名

gp grp Grp. groop groupe

教材释义与例句

名词

组；团体

several people or things that are all together in the same place

动词

聚合

动词

把…聚集；把…分组

释义与例句

n. A1 Oxf 3000
  1. 1.

    A number of things or persons being in some relation to one another.

    集团

    群

    组

    there is a group of houses behind the hill; he left town to join a Communist group

    A group of people is/are gathering in front of the Parliament to demonstrate against the Prime Minister's proposals.

  2. 2.

    A set with an associative binary operation, under which there exists an identity element, and such that each element has an inverse.

    群

    数学

    2007, Zhong-Qi Ma, Group Theory for Physicists, World Scientific, page 277, In Chap. 4 the fundamental concepts on Lie groups have been introduced through the SO(3) group and its covering group SU(2).

  3. 3.

    An effective divisor on a curve.

    古体 数学
  4. 4.

    A (usually small) group of people who perform music together.

    Did you see the new jazz group?

  5. 5.

    A small number (up to about fifty) of galaxies that are near each other.

    天文
  6. 6.

    A column in the periodic table of chemical elements.

    化学
  7. 7.

    A functional group.

    化学

    Nitro is an electron-withdrawing group.

  8. 8.

    A subset of a culture or of a society.

    组

  9. 9.

    An air force formation.

    大队

    政治 军事
  10. 10.

    A collection of formations or rock strata.

    地质
  11. 11.

    A number of users with the same rights with respect to accession, modification, and execution of files, computers and peripherals.

    计算机 工程 数学
  12. 12.

    An element of an espresso machine from which hot water pours into the portafilter.

  13. 13.

    A number of eighth, sixteenth, etc., notes joined at the stems; sometimes rather indefinitely applied to any ornament made up of a few short notes.

    音乐
  14. 14.

    A set of teams playing each other in the same division, while not during the same period playing any teams that belong to other sets in the division.

    体育
  15. 15.

    A commercial organization.

    商务
  16. 16.

    Group therapy.

    不可数
v. B1
  1. 1.

    To put together to form a group.

    及物

    group the dogs by hair colour

  2. 2.

    To come together to form a group.

    不及物

词汇关系

名词

同义词 2

radical grouping

上位词 4

set unit abstraction building block

下位词 10

man people world system race community humans series mass kingdom

整体词 1

molecule
动词

同义词 1

aggroup

上位词 10

meet sort class separate gather assemble classify sort out assort foregather

下位词 10

team pool gang collect gather lump batch brigade chunk regroup

相关短语

focus group n. （销售）讨论组 group therapy n. 集体治疗 age group 同龄组; 同一年龄; 分龄 working group 工作小组；事务委员会 pressure group n. 压力集团（通过政治压力以扩展他们本身利益的集团）；群众压力 group theory [计] 群论 group velocity [计] 群速 [化] 群速 group sex 群交 group marriage [法] 一婚 group theorist group theorists group box [计] 分组框控制项 group ring group theoretician

词源

Etymology tree Proto-Indo-European *grewbʰ-der. Proto-Germanic *kruppazder. Frankish *kruppbor. Vulgar Latin *cruppus Italian gruppobor. French groupebor. ▲ Italian gruppobor. English group From French groupe (“cluster, group”), from Italian gruppo, groppo (“a knot, heap, group, bag (of money)”). In the "group theory" sense, calqued from French groupe, a term coined by the young French mathematician Évariste Galois in 1830. Cognate with German Kropf (“crop, craw, bunch”); Old English cropp, croppa (“cluster, bunch, sprout, flower, berry, ear of corn, crop”) (whence English crop); Dutch krop (“craw”), Icelandic kroppr (“hump, bunch”). Doublet of crop and croup.

来源：wiktionary