spore-pollen complex

例句：

1. 1. The study of the spore-pollen complex is crucial for understanding plant reproduction.
   研究孢子花粉复合体对于理解植物的生殖过程至关重要。
2. 2.The pollen grains on the flowers are the spore-pollen complex that will eventually develop into seeds.
   花朵上的花粉粒是最终发育成种子的孢子花粉复合体。
3. 3. In this research, we focused on the spore-pollen complex as a key factor in determining the success of a plant's reproduction.
   在这一研究中，我们重点关注孢子花粉复合体作为决定植物繁殖成功的关键因素。