stratification

分层, 成层法英释中释nwhen society is divided into separate social classes

1 stratification plane,[地质]层面；层理面

2 social stratification,社会分层，社会阶层化

3 thermal stratification,热结层；温度分层；热分层现象

1 The Indian caste system is an example of social stratification ..印度的种姓制度是社会阶层化的一个例子。