adj.成階層的；有層理的；疊加的
動(dòng)詞superimpose的過去式和過去分詞形式.
The recesses and superimposed surfaces provided in this way offer appropriate space for ambient illumination as well as the arrangement of air vents. 深處疊加的表面提供了這種方式提供適當(dāng)?shù)目臻g環(huán)境照明以及空氣通風(fēng)口安排。
