1. Most flowering plants are dicotyledonous, meaning they have two cotyledons in their seeds.
大多数开花植物是双子叶植物，这意味着它们的种子有两片子叶。
2. The dicotyledonous nature of the plant allows it to undergo secondary growth and produce wood.
植物的双子叶特性使其能够进行次生生长并产生木材。