stratum
- IPA[ˈstrādəm]
美式
- a layer or a series of layers of rock in the ground；a thin layer within any structure
noun: stratum, plural noun: strata
- 釋義
- 相關詞
名詞
- 1. a layer or a series of layers of rock in the ground a stratum of flint 同義詞
- ▪ a thin layer within any structure thin strata of air
- 2. a level or class to which people are assigned according to their social status, education, or income members of other social strata 同義詞
- ▪ a group into which members of a population are divided in stratified sampling allocation of sample units to strata
- plural form of stratum
Oxford American Dictionary
- plural form of stratum
Oxford Dictionary
- the horny outer layer of the skin.
Oxford American Dictionary
- the outermost layer of the skin, consisting of keratinized cells.
Oxford Dictionary
- the registered ownership of layers of air space (rather than ground area) in a multistorey building: the real estate company bought the strata titles of the two larger offices strata title units
Oxford Dictionary
- 更多解釋
- IPA[ˈstrɑːtəm]
英式
- a layer or a series of layers of rock in the ground: a stratum of flint
Oxford Dictionary
