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单词 stratum
释义

stratum

Word family adjectivestratalstraticulatestratificationalstratifiedstratiformstratigraphicstratosestratosphericstratousnounstratificationstratigrapherstratigraphystratospherestratusstratocruiserstratocumulusstratopausestratotankerstratumstratovolcanoverbstratifyadverbstratigraphically
Related topics: Geology, Sociology
stra·tum /ˈstrɑːtəm $ ˈstreɪ-/ noun (plural strata /-tə/) [countableC]  
1. HEGa layer of rock or earth 岩层;地层
2 SSa social class in a society 社会阶层
 people of different social strata
各个社会阶层的人
Examples from the Corpus
Origin stratum
(1500-1600) Modern Latin Latin, something spread, bed, from sternere to spread out
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更新时间:2025/2/9 10:53:47