您要查找的是不是：
- minable stratum 可采矿层
- They represent each society stratum. 他们代表各个社会阶层。
- They do not constitute a separate class or stratum. 知识分子和青年学生并不是一个阶级或阶层。
- He hates the privileged stratum. 他憎恨特权阶层。
- This is a stratum we must win over. 这一阶层，我们是必须争取的。
- Tramps are from the lowest stratum of society. 流浪汉来自社会最下层。
- Economically minable limestone does not occur so frequently. 经济上值得开采的石灰石并不这样多。
- Is The Intermediate Stratum Forming in China? 中国的中间阶层正在形成?
- Modification of breather stratum about airslide. 空气输送斜槽透气层的改造。
- To form bends in(a stratum of rock. 地层褶曲（在地层的岩石上）形成弯曲
- The lower stratum divides again into Ds and Es. 下层又分成D级和E级。
- 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。
- To form bends in(a stratum of rock). 地层褶曲（在地层的岩石上）形成弯曲
- Stratum corneum means "horny layer". 角状的“层”组织即“角质层”。
- Tramps are in a low stratum of society. 流浪汉生活在社会的下层。
- A region or stratum distinguished by composition or content. 地带以构成成分和含量来区别的区域或地层
- 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）
- A horizontal dislocation, as of a rock stratum, at a fault. 水平断层不正常的岩层水平变位或断错
- 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)
- A horizontal dislocation,as of a rock stratum,at a fault. 水平断层不正常的岩层水平变位或断错
