stratas
中文翻译
(strata 的复数) pl. 层, 地层, 阶层
[医] 层
英文解释
plural of strata
n one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
n people having the same social, economic, or educational status
n an abstract place usually conceived as having depth
词态变化
原型:strata
变形:s