cambium
🇺🇸
/ˈkæmbiəm/
🇬🇧
/ˈkæmbiəm/
A layer of cells in a plant stem that produces new cells, allowing the plant to grow.
The cambium layer in the tree trunk is essential for its growth and development.
树木树干中的形成层对其生长和发展至关重要。