cohort

• 名词，指具有共同特征、经历或处于同一时间段的一群人，常用于学术、统计或社会学语境中。

A noun referring to a group of people who share a common characteristic, experience, or time period, often used in academic, statistical, or sociological contexts.

1. B2formal

   A group of people who share a common characteristic or experience, especially within a specific time period.

   队列

   • The 1990s cohort of students faced unique economic challenges.
   • Researchers studied a cohort of patients over ten years.
   • The birth cohort from the post-war era is now retiring.

   同义词age groupbandbatchclasscompanycontingentgenerationgrouppeer groupset

2. Companion or associateB2informal

   A person who supports or accompanies another, often in a negative context.

   同伙

   • He arrived at the party with his usual cohort of friends.
   • The politician was seen with his trusted cohort of advisors.
   • She and her cohort were known for causing trouble.

   同义词accompliceassociatecompanioncomradeconfederatecronyhenchmanpartnersidekick

3. Military unitC1formal

   A unit of the Roman army, typically consisting of 300 to 600 soldiers.

   步兵大队

   • The Roman cohort marched through the city gates.
   • Each cohort was commanded by a tribune.
   • The general deployed a cohort to secure the border.