layer
[ˈleɪə(r)]
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基本释义:adj.层,层次
英英释义:a level of material , such as a type of rock or gas , which is different from the material above or below it, or a thin sheet of a substance
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| 参考例句:
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- 1. These seeds must be covered with a layer of earth. 这些种子必须盖上一层泥土。
- 2. The branches are weighed down by a heavy layer of snow. 树枝都被厚雪压弯了。
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