上層下層的英文

重點詞匯

下層───lower stratum;上層───upper strata

雙語使用場景

Genre, a highly abstract concept that implies the structure with certain purpose and steps in the process of communication, is realized by the allocation of context in the lower stratum-register.───體裁是一個高度抽象的概念，指交際過程中有目的、有步驟的結構。這一結構由下一層語域中的語境配置來體現。

2 Coal Mine of Pingdingshan, the sedimentary environment of the lower stratum of Shanxi formation is considered as the tidal plat and the upper stratum and the result of delta systems.───平頂山二礦含煤地層山西組下部地層的沉積環境為潮坪，上部是三角洲體系的產物。

In the same condition, the lower the salinity of stratum-water and the stronger the additional conductivity influence, the easier the make of low resistance oil layer.───同等條件下，地層水礦化度愈低，附加導電作用愈強，愈容易形成低阻油層。

And people in a lower stratum had the opportunity to climb to a higher stratum───但是底層總會有一定的機會往上爬

Studies on the Characteristic Types and Features of Layouts of the Lower Stratum at the Xiajiadian Culture Sites───試析夏家店下層文化遺址的類型與布局特點

Technology for the Reuse of Petroleum Wastewater from Lower Stratum of Petroleum Seepage───低滲油層石油廢水的回用技術

英語使用場景

Any female from a noble line, feeble though she is, ranks above anyone from a lower stratum of society.