水中精灵

例句：

1. 1. The fish swim in the clear waters of the lake.
   鱼在湖里的清澈水域中游动。
2. 2.The coral reefs are an important habitat for many species of marine life.
   珊瑚礁是许多海洋生物的重要栖息地。
3. 3.The researcher studied the behavior of aquatic animals in their natural environment.
   研究员研究了这些水生动物在自然环境中的行为。