单词stratification
n.: 分层；成层
网络: 层理；层化；分层法
分层；成层:
the division of sth into different layers or groups
【园艺】砂藏
【地质学;地理学】层理;分层,层叠形成,成层作用[现象]
〔计〕成层法,〔地〕成层现象
层化
层次
成分层现象
〔地〕分层,层理,成层性;〔气〕分层气流
复数：stratifications
The old issues of power, stratification and territoriality seem to be inherent in the species Homo Sapiens.
追求权力、社会分成阶层以及捍卫自己的领地这样的老问题其实是人类社会固有的问题。
Although weak stratification can also prevent heat and mass transfer, it"s unstable and easy to be destroyed.
弱分层虽然也能抑制传热传质，但不稳定、容易被破坏。
The universe basically is seen as a stratification of two or three layers.
宇宙基本上是被看成是分成两层至三层。
social stratification, so, it had positive role in accelerating reasonablely social mobility, and constructing social equality system .
但是，科举制度打破了旧有的社会分层，在促进合理的社会流动，在构建社会平等体系方面具有积极的意义。
There began to be considerable social stratification within this people.
而这个民族开始形成一个重要的社会阶层。
Stratification of specialized plant and animal niches in a tropical rain forest enables the coexistence of a great variety of species.
在热带雨林中植物和动物专属的阶层能使多种种类、品种共存。
The front and salinity stratification impact greatly on the range and intensity of the low oxygen water in the PRE.
珠江口盐度-潮汐混合锋面和层化作用控制低氧水团的范围和强度。
To be born a Hindu in India is to enter the caste system, one of the world"s longest surviving forms of social stratification.
出生在印度的印度教徒是进入种姓制度，一个世界上最长的生存形式的社会阶层。
Inhibition substances in seed and the degradation of the substances during stratification were the main causes of seed dormancy of A. mono.
种子内含有发芽抑制物质且抑制物质在层积催芽过程中转化速度慢是导致色木槭种子休眠的主要原因。
In conclusion, PCa management requires risk stratification with a combination of variables, PSADT being one of the most reliable predictors.
结论，前列腺癌的管理需要由多个变量组合而成的危险因素分级处理，PSADT则是其中最可靠的预测因素之一。