| 释义 |
stratum美 ['strɑtəm] 英 ['strɑːtəm] - n.阶层；地层
- 网络沉积地层单位；六十四阶别墅；地层单位
n. layer,band,level,division,branch n. | 1. a layer or level within an ordered system 2. a social class or level of society consisting of people of similar cultural, economic, or educational status 3. a layer of the atmosphere or the sea, regarded as lying between horizontal planes 4. a layer of living cells 5. a group or class in society 6. a layer of a particular type of rock 1. a layer or level within an ordered system 2. a social class or level of society consisting of people of similar cultural, economic, or educational status 3. a layer of the atmosphere or the sea, regarded as lying between horizontal planes 4. a layer of living cells 5. a group or class in society 6. a layer of a particular type of rock |
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