group
/ɡɹup/ 名词 A1中文： 集团、群、组、大队
- A number of things or persons being in some relation to one another. · 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.
- A set with an associative binary operation, under which there exists an identity element, and such that each element has an inverse.
- A (usually small) group of people who perform music together. · Did you see the new jazz group?
- A small number (up to about fifty) of galaxies that are near each other.
- A column in the periodic table of chemical elements.
- A functional group. · Nitro is an electron-withdrawing group.
- A subset of a culture or of a society.
- An air force formation.
复数 groups
来自图书馆
A group of loafers upon the pavements, all staring up at a particular window, directed me to the house which I had come to see.
On distinguishing the ladies of the group the two gentlemen came directly towards them, and began the usual civilities.
And then the girls were around them and Anne was the center of a laughing, congratulating group.
And then they scampered in all directions, for Toto had awakened from his sleep, and seeing all these mice around him he gave one bark of delight and jumped right into the middle of the group.
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