While tasty, such seeds are delicate — they cannot bud and grow if they dry out as you may know if you've ever tried to grow a tree from an avocado pit.
2018年6月六级真题(第一套)阅读 Section B
柯林斯高阶英汉双解学习词典释义
N-COUNT
芽;苞;花蕾
A bud is a small pointed lump that appears on a tree or plant and develops into a leaf or flower.