phytolemma

例句：

1. 1.The plant's phytolemma is essential for its survival.
   植物的外层细胞壁对其生存至关重要。
2. 2. Phytolemma plays a crucial role in plant growth and development.
   植物的外层细胞壁在植物生长和发育中起着关键作用。
3. 3.Researchers are studying the structure and function of phytolemma to understand how it influences plant health.
   研究人员正在研究植物外层细胞壁的结构与功能，以了解它如何影响植物健康。