사회의 구성원들을 부, 권력, 지위 등에 따라 계층별로 나누는 현상이나 상태.
The arrangement of society into hierarchical layers based on wealth, power, or status.
예문:
"Wealth is often the primary indicator of social stratification in modern capitalist societies."
"The educational system can either reduce or reinforce existing social stratification."
퇴적암이나 다른 지질학적 물질이 시간이 지남에 따라 층을 이루며 쌓이는 과정.
The formation of layers of sedimentary rock or other geological materials over time.
예문:
"The distinct stratification visible in the Grand Canyon reveals millions of years of Earth's history."
"Volcanic ash layers contributed to the complex stratification of the local soil."
대표성 있는 표본 추출이나 분석을 위해 모집단을 서로 다른 하위 집단으로 나누는 과정.
The process of dividing a population into distinct subgroups to ensure representative sampling or analysis.
예문:
"Stratification of the study participants by age and gender ensured a balanced data set."
"Researchers used stratification to compare the effects of the drug across different ethnic groups."
씨앗의 휴면을 타파하고 발아를 촉진하기 위해 차갑고 습한 조건에 노출시키는 기술.
The technique of exposing seeds to cold and moist conditions to break dormancy and promote germination.
예문:
"Certain tree seeds require three months of cold stratification before they can be planted."
"Natural stratification occurs when seeds spend the winter buried under snow and fallen leaves."
온도, 염도 또는 밀도 차이로 인해 호수나 바다의 물이 층을 이루는 현상.
The layering of water in a lake or ocean due to differences in temperature, salinity, or density.
예문:
"Summer stratification in the reservoir can lead to low oxygen levels in the bottom water."
"The vertical stratification of the ocean affects the migration patterns of many marine species."