adj.社会分层的;等级分化的
v.(使)分层，成层
stratify的过去分词和过去式

原形：stratify第三人称单数：stratifies过去式：stratified过去分词：stratified现在分词：stratifying

The researcher stratified the population into different age groups for analysis.
研究者将人口按照不同的年龄层进行分层以便分析。
In a clinical trial, patients were stratified based on their severity of illness.
在临床试验中，患者根据病情严重程度被分层。
The teacher stratified the class projects into teams with varying levels of expertise.
老师将课堂项目按团队成员的专业技能水平进行了分层。
Stratification of wealth is a significant issue in many societies.
财富分配的不均等是许多社会面临的重要问题。
Economists often stratify the economy by sectors such as agriculture, manufacturing, and services.
经济学家常常根据农业、制造业和服务业等划分经济领域。
When assigning tasks, the manager stratified them according to priority.
在分配任务时，经理会根据优先级对它们进行分层。
Educational psychologists stratify students' learning styles to tailor teaching methods.
教育心理学家会根据学生的学习风格对他们进行分层，以定制教学方法。
In market research, demographics are commonly used to stratify consumer segments.
在市场研究中，人口统计信息通常用于消费者群体的分层。
The city planner stratified the neighborhoods to ensure equal access to public facilities.
城市规划师将社区进行了分层，以确保居民能公平享用公共设施。
Stratification theory in sociology examines how social classes are structured and interact within society.
社会学中的分层理论研究社会阶层如何在社会结构中组织并相互作用。