Stratum
01
层, 地层
(geology) a distinct layer of rock or sediment
02
层, 阶层
a distinct layer or level within a system, often conceived as having depth or hierarchy
例子
Within the corporate hierarchy, executives occupy the upper stratum, overseeing the company's operations.
在企业层级中，高管占据上层阶层，监督公司的运营。
03
层, 阶层
a subpopulation divided into a stratified sampling
04
阶层, 层
a group of people with similar social standing, education, or income
例子
She belonged to a stratum with a high level of education.
她属于一个教育水平很高的阶层。
05
层次, 层面
a distinct layer or level within a language system, such as different dialects, sociolects, or registers, that are associated with specific social groups, regions, or levels of formality
