[ˌstrætifi'keiʃən]
stratification
成层法

英英解释:

名词 stratification:

  1. the act or process or arranging persons into classes or social strata
  2. the condition of being arranged in social strata or classes within a group
  3. 同义词:social stratification
  4. forming or depositing in layers
  5. a layered configuration
  6. the placing of seeds in damp sand or sawdust or peat moss in order to preserve them or promote germination