purely inseparable element

例句：

1. 1. The purely inseparable element of theecosystem is the balance between producers and consumers.
   生态系统中纯粹不可分割的元素是生产者和消费者之间的平衡。
2. 2. The purely inseparable element of this process is theinterplay between the two parties involved.
   这一过程的纯粹不可分割元素是涉及双方的互动。
3. 3. The purely inseparable element of their relationship is trust.
   他们关系的纯粹不可分割元素是信任。