ebb and flow zone

例句：

1. 1. The ebb and flow of the tides creates a unique ecosystem.
   潮汐的涨落创造了一个独特的生态系统。
2. 2.The ebb and flow of the tides affects the local fish population.
   潮汐的涨落影响了当地的鱼类数量。
3. 3.The ebb and flow of the tides is a natural phenomenon that can be studied for its ecological impact.
   潮汐的涨落是一种自然现象，可以研究其生态影响。