Sargassum

例句：

1. 1.Sargassum is a type of seaweed that is commonly found in the ocean.
   石花菜是一种常见的海洋海藻。
2. 2.The seaweed is used as a food source for some marine animals.
   这种海藻被一些海洋动物作为食物来源。
3. 3. Sargassum is also known for its medicinal properties.
   石花菜还因其药用性质而闻名。