layer

He pulled off layer upon layer of clothing (= many layers of clothing )..他把衣服一件件地脱掉。

boundary layer,边界层

thin layer,薄层；薄膜层

surface layer,表层

double layer,双层

soil layer,土层；土壤层次

single layer,单层

application layer,[计]应用层

layer thickness,层厚度

oil layer,油层；含油地层；含油层；油膜

ozone layer,【气】臭氧层

outer layer,外层

layer structure,[化]层型结构

thin layer chromatography,薄层色谱；薄层色谱法；薄层层析法

top layer,顶层；上层

network layer,[计]网路层，网路阶层

physical layer,物理层

protective layer,保护层

upper layer,上层

bottom layer,底层

inner layer,内层