bio-element

例句：

1. 1. The study of bio-elements is crucial for understanding the functioning of ecosystems.
   研究生物元素对于理解生态系统的功能至关重要。
2. 2. The discovery of a new bio-element has sparked excitement among scientists.
   发现一种新的生物元素引起了科学家的兴奋。
3. 3. The bio-element plays an important role in maintaining the balance of the ecosystem.
   生物元素在维持生态系统平衡中起着重要作用。