名詞 cohort:

1. a company of companions or supporters
2. a band of warriors (originally a unit of a Roman Legion)
3. a group people having approximately the same age
   同義詞：age group, age bracket

co.hort

n.（名詞）
A group or band of people.
一群：一群或一幫人
A companion or an associate.
同伴，合伙人
A generational group as defined in demographics, statistics, or market research:
一代人：在人口統(tǒng)計學、統(tǒng)計學或市場調(diào)查中定義的一代人：
例句：
.The cohort of people aged 30 to 39 . . . were more conservative.(American Demographics)
.年齡在三十到三十九的一群人…更加保守.(美國人口統(tǒng)計數(shù)據(jù))

One of the 0 divisions of a Roman legion, consisting of 300 to '00 men.
步兵隊：羅馬軍團的0個師之一，有300到'00人
A group of soldiers.
一群士兵

來源：
Middle English
中古英語
from Old French cohorte
源自 古法語 cohorte
from Latin cohors cohort- * see gher-
源自 拉丁語 cohors cohort- *參見 gher-

The use ofcohort to refer to an individual rather than a group has gained considerable currency in recent years, and seems now to be the predominant usage.Seventy-one percent of the Usage Panel accepts the sentence
使用cohort 來指個別的而不是一群的在近年已很流行， 現(xiàn)在似乎已大量地使用。百分之七十一的用法專題使用小組成員接受這個句子
例句：
The cashiered dictator and his cohorts have all written their memoirs,
被革職的執(zhí)政官和他的同謀者已經(jīng)寫了他們的實錄，

while only 43 percent accepts
而只有百分之四十三的成員接受
例句：
The gangster walked into the room surrounded by his cohort. ·
一名匪徒走進被他的一幫人包圍的屋子。

Perhaps because of its original military meaning,cohort usually implies a somewhat negative judgment. A phrase such asthe President and his cohorts might therefore be better used by critics of the President than by defenders.
也許由于它原來的軍事意義，cohort 通常表示某些否定的看法。 因此，例如總統(tǒng)和他的一幫人 也許會更好地由總統(tǒng)的批評者而不是支持者使用