芽球

例句：

1. 1. The plant has developed a bud that will eventually grow into a tree.
   这个植物已经长出了一个芽，最终会成长为一棵树。
2. 2. The bacteria in the soil are responsible for the growth of the plant's buds.
   土壤中的细菌负责植物芽的生长。
3. 3. The scientist observed the buds of the plant growing and analyzed their development.
   科学家观察了植物的芽并分析了它们的发育过程。