ageing cohorts老龄人群
California cohorts加州同伙;加州组群;加利福尼亚同期组群
Synthetic Cohorts合成同伙
cohorts force二
age cohorts年龄分组
generational cohorts代组群;代同伙
propensity matched cohorts倾向匹配队列
Seven Countries Studies cohorts对七国研究组
survival cohorts bias存活队列偏倚
N-COUNT（可数名词） A person's cohorts are their friends, supporters, or associates. 朋友; 支持者; 助手 [usu poss N] [表不满]
Drake and his cohorts were not pleased with my appointment.
德雷克和他的朋友们对我的任命不满。