cohorts
cohorts — 名詞
- cohortssingular
- cohortsesplural
1. a set of individuals defined by the same starting point in time — such as birth
同期群
具有共同特徵（常為年齡）的研究群體
a set of individuals defined by the same starting point in time — such as birth year, graduation year, or year of diagnosis — and studied together as a unit in research
Eli's birth cohort — all the babies born in Osaka in 1972 — was tracked by researchers for three decades.
Eli 的同期群——所有 1972 年在 Osaka 出生的嬰兒——被研究人員追蹤了三十年。
birth cohort — common collocation
The youngest age cohort in the study earned half what those born ten years earlier made.
該研究中最年輕的同期群，收入只有十年前出生者的一半。
age cohorts — demographic grouping
Shanti's thesis examined a cohort of women who entered university in the 1990s.
Shanti 的論文以 1990 年代進入大學的女性為同期群進行研究。
Each new cohort of nursing students at Fatima's college arrived with stronger digital skills than the year before.
Fatima 學院每一屆新的護理學生同期群，數位技能都比上一屆更強。
cohort of + [group type]
Public health officials monitored a cohort of workers exposed to the same chemical.
公共衛生官員以接觸過相同化學物質的工人為同期群進行了監測。
- birth cohort
- age cohort
- cohort study
- cohort analysis
- cohort of students
- cohort of patients
- generation
broader and less precise; spans 20–30 years rather than a specific shared starting point
- age group
simpler everyday term; does not imply a shared life event or study framework
- peer group
smaller and more personal; implies direct social interaction among members
文法句型
cohort of + [group defined by shared trait]
用法筆記
Frequently used in academic and medical research. A cohort is defined by a shared starting point in time — such as birth year or diagnosis year — not merely by falling within the same age range.
常見錯誤
2. the band of followers who rally around a particular leader or powerful figure, o
擁護者
忠於特定領袖或權力人物的群體
the band of followers who rally around a particular leader or powerful figure, offering steady loyalty and backing — often used in politics and business
The senator arrived with a loyal cohort of aides who had served her for years.
那位參議員抵達時，身邊跟著一群為她效力多年的忠誠擁護者。
loyal cohort of + aides — political context
João built a small cohort of investors who believed in his company vision.
João 建立了一小群擁護者——相信他對公司願景的投資者。
The prime minister's cohort of advisers met every morning to plan the day's message.
首相的擁護者顧問群每天早上開會，規劃當天的訊息。
cohort of advisers — inner-circle meaning
A cohort of young climate activists gathered outside the courthouse with hand-painted signs backing the new emissions law.
一群年輕的氣候擁護者聚集在法院外，舉著手繪標語支持新的排放法案。
The president lost his cohort of trusted ministers and struggled to push through reforms.
總統失去了那群信任的部長擁護者，難以推動改革。
- loyal cohort
- small cohort
- cohort of advisers
- cohort of supporters
- cohort of aides
- cohort of ministers
- entourage
emphasises physical accompaniment; less about ideological loyalty
- followers
less formal and less cohesive; can be passive rather than actively backing someone
- loyalists
more explicitly political; implies unwavering allegiance often in a conflict
- backers
emphasises financial or material support rather than personal devotion
- opponents
those who actively work against the leader rather than supporting them
文法句型
cohort of + [supporters / followers]
用法筆記
Often implies personal loyalty cultivated over time. Distinguish from sense 1: here the group is bound by allegiance to an individual, not by a shared demographic trait.
3. in the army of ancient Rome, one of the ten subdivisions of a legion, each with
羅馬步兵隊
古羅馬軍團的十分之一，約480名士兵
in the army of ancient Rome, one of the ten subdivisions of a legion, each with roughly 480 foot soldiers; more broadly, any band of warriors fighting together
At dawn, the centurion inspected his cohort — all 480 legionaries standing at attention with shields polished and spear tips glinting.
黎明時分，百夫長檢閱了他的步兵隊——全部 480 名軍團士兵立正站好，盾牌擦亮，矛尖閃爍。
a Roman cohort — 480 soldiers under one centurion
Lucas set his novel in 52 BCE, following a cohort of Roman legionaries as they crossed the Alps into Gaul.
Lucas 將小說背景設在西元前 52 年，描寫一支羅馬步兵隊穿越阿爾卑斯山進入高盧。
The commander ordered the third cohort to hold the left flank at all costs.
指揮官命令第三步兵隊不惜一切代價守住左翼。
the third cohort — numbered military unit
The sixth cohort dug into the hillside at dawn, each legionary knowing the enemy cavalry would charge from the east.
第六步兵隊在黎明時分挖入山坡，每個軍團士兵都知道敵方騎兵將從東面衝來。
After marching twenty miles through mud and rain, the exhausted cohort finally made camp beside the river at nightfall.
在泥濘和雨中行軍了二十英里後，疲憊的步兵隊終於在黃昏時分於河邊紮營。
- Roman cohort
- cohort of soldiers
- cohort of warriors
- cohort of archers
- cohort of infantry
文法句型
cohort of + [soldiers / warriors]
用法筆記
Primarily historical. In modern English, this sense appears mainly in fiction, military history writing, or descriptions of ancient Rome. Most everyday uses of cohort belong to sense 1 or sense 2.
常見錯誤
同根字
- cohort名詞B2
常見搭配
常用片語
- a cohort of