layer中文解释
n,层，阶层；地层,同近 n,层，阶层；地层,同近的英语怎么说
layer例句He pulled off layer upon layer of clothing (= many layers of clothing )..他把衣服一件件地脱掉。
layer英语解释层，层次；膜；[植]压条；放置者，计划者英释nnan amount or piece of a material or substance that covers a surface or that is between two other things
layer短语和解释boundary layer,边界层.短语
