stratification

US /ˌstræt̬.ə.fəˈkeɪ.ʃən/
UK /ˌstræt̬.ə.fəˈkeɪ.ʃən/
"stratification" picture
1.

分層, 階層

the arrangement or classification of something into different groups

:
Social stratification is a common feature of many societies.
社會分層是許多社會的共同特徵。
The geological stratification of the rocks revealed millions of years of history.
岩石的地質分層揭示了數百萬年的歷史。