equilibrium ion

例句：

1. 1. The chemical equilibrium between the two substances is critical to their stability.
   这两种物质之间的化学平衡对它们的稳定至关重要。
2. 2. In the equilibrium ion state, the atoms are arranged in a stable configuration.
   在平衡离子状态中，原子以稳定的配置排列。
3. 3. The equilibrium ion concentration can be used to predict the behavior of the system under different conditions.
   平衡离子浓度可以用来预测系统在不同条件下的行为。