Phrase
upper layer
phrase
上层
a layer that is above another; the top or higher stratum
In use
The upper layer of the cake was covered with fresh strawberries.
You need to remove the upper layer of paint before applying a new coat.
The upper layer of the soil contains most of the nutrients.
the upper layer of [sth]
the upper layer of the Earth
地球的上层
in/on the upper layer
表示位置
The data is stored in the upper layer.
数据存储在上层。
Common mistakes
The data stored at upper layer is sensitive.The data stored at the upper layer is sensitive.
中文常省略冠词，但英语中特指某上层时需要加定冠词 'the'。
We need to update upper layer settings.We need to update the upper layer settings.
同样，'upper layer' 前缺少定冠词 'the'，表示特指的上层设置。
Connections
Confusing words
- top layer
- 顶层 · 两者都指最高的一层，但“upper layer”强调位置相对在上（不一定是最顶层），而“top layer”特指最上面那一层。
- upper level
- 上层级别 · “upper layer”通常指物理或抽象堆叠中的一层，而“upper level”更常指等级或水平上的较高层次（如社会、教育）。
Dictionary facts from BridgeDict normalized sources.