exopleura

例句：

1. 1. The scientist removed the outer layer of the plant to study its growth patterns.
   科学家剥去了植物的外皮层，以研究其生长模式。
2. 2.The outer layer of the skin is responsible for protecting the body from the environment.
   皮肤的外层负责保护身体免受环境影响。
3. 3.The outer layer of the skin is made up of cells that are constantly sloughing off and renewing themselves.
   皮肤的外层由不断脱落和更新的细胞组成。