cell layer

例句：

1. 1.The cells of the plant are organized into layers to support growth.
   植物的细胞组织成层以支持生长。
2. 2. The researchers found that the cell layer was essential for the organism's survival.
   研究人员发现细胞层对于该生物的生存至关重要。
3. 3. The scientist explained how the cell layer plays a crucial role in maintaining homeostasis.
   科学家解释了细胞层在维持稳态中扮演的关键作用。