stratum
stratum
英[ˈstrɑːtəm]美[ˈstreɪtəm]
n.岩层，地层，社会阶层；
复数：strata;
例句
Such inequalities are found in every stratum.这类不公平的现象存在于社会的每一个阶层。
An aquifer is a water-bearing rock stratum such as sandstone and chalk.地下蓄水层是一些有水的岩石层, 如沙岩和白垩岩。
a stratum of rock岩层
A portion of bedrock or other stratum protruding through the soil level.露出地表的一部分基岩或其他地层.
The coal is a coal resource that reserves in old stratum.石煤是贮藏在古老地层中的一种煤炭资源.
To displace or move a vein lode, or stratum, for example.(地层, 矿脉等)转位,滑动置换或移动(例如水脉、矿脉 、 地层等)
Dongfengshan gold deposit is occurred in hornstone of Dongfengshan group under iron bearing stratum.东风山金矿体赋存在含铁层之下的东风山群角岩层中.
An aquifer is a water - bearing rock stratum such as sandstone and chalk.地下蓄水层是一些有水的岩石层,如沙岩和白垩岩.
It was an enormous task that affected every stratum of society...这是一项影响到社会各阶层的重大工作。
...the corruption that pervades every stratum of the country...渗透到社会各阶层的腐败
英语六级真题
Children grow up learning the skills to succeed in their socioeconomic stratum（ 阶层） but not necessarily others.
出自-2017年6月阅读原文Children grow up learning the skills to succeed in their socioeconomic stratum (阶层) but not necessarily others.
2017年6月六级真题（第二套）阅读 Section B柯林斯高阶英汉双解学习词典释义
N-COUNT
社会阶层
A stratum of society is a group of people in it who are similar in their education, income, or social status.
例句
It was an enormous task that affected every stratum of society...这是一项影响到社会各阶层的重大工作。The rebels came overwhelmingly from the poorest strata of rural society.叛乱分子绝大多数来自农村的*贫困阶层。N-COUNT
岩层
Strata are different layers of rock.
例句
Contained within the rock strata is evidence that the region was intensely dry 15,000 years ago.岩层中有证据表明，该地区在 15,000 年前曾经非常干旱。英汉词典释义
n.
岩层
a stratum of rock岩层An aquifer is a water-bearing rock stratum such as sandstone and chalk.地下蓄水层是一些有水的岩石层, 如沙岩和白垩岩。地层
社会阶层
Such inequalities are found in every stratum.这类不公平的现象存在于社会的每一个阶层。英英词典释义
Noun
1. one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism)
2. an abstract place usually conceived as having depth;
"a good actor communicates on several levels""a simile has at least two layers of meaning""the mind functions on many strata simultaneously"行业词典
公路科技： 地层；
医学： 〔NA〕 〔复strata〕层：厚薄几乎一致的薄片状物，尤指几个相关层次中之一层；
地质学： 地层；
数学： 层；
植物学： 层，又称：层(story )；
