| I | stratify |
|---|---|
| you | stratify |
| he/she/it | stratifies |
| we | stratify |
| you | stratify |
| they | stratify |
| I | stratified |
|---|---|
| you | stratified |
| he/she/it | stratified |
| we | stratified |
| you | stratified |
| they | stratified |
| I | have | stratified |
|---|---|---|
| you | have | stratified |
| he/she/it | has | stratified |
| we | have | stratified |
| you | have | stratified |
| they | have | stratified |
| I | had | stratified |
|---|---|---|
| you | had | stratified |
| he/she/it | had | stratified |
| we | had | stratified |
| you | had | stratified |
| they | had | stratified |
单语范例（未经PONS编辑处理）
During the reforms, this crude division of poorer and richer citizens was further stratified.
en.wikipedia.org In this period villages began to become socially stratified and develop into chiefdoms, and large ceremonial centers developed.
en.wikipedia.org They practice endogamy, hypergamy, hereditary occupations, avoid social mixing and have been stratified.
en.wikipedia.org It is a disease exhibiting extreme heterogeneity, and is stratified into three risk categories: low, intermediate, and high risk.
en.wikipedia.org The most favorable lakes for the development of purple sulfur bacteria are meromictic (permanently stratified) lakes.
en.wikipedia.org 互联网提供的例句（未经PONS编辑处理）
[...]
w3.jura.ch Two were stratified: the lower Mousterian industry (found in unit E8), dating to the Eemian and the upper Mousterian industry (enclosed in unit E7b), assigned to the Middle Pleniglacial.
[...][...]
9), wovon zwei geschichtet sind: ein Niveau aus dem älteren Moustérien (in der Einheit E8) welches in die Eemzeit fällt und jüngeres Moustérienniveau (in der Einheit E7) welches der mittleren Haupteiszeit zuweisbar ist.
[...][...]
www.mpi-bremen.de Because the world s oceans are stratified due to temperature and / or salinity, water density increases with depth.
[...]
Zudem sind die Wassermassen der Ozeane in Abhängigkeit von Temperatur und Salzgehalt geschichtet, d.h. die Wasserdichte steigt mit der Wassertiefe an.