Rhodophyta

例句：

1. 1. The red algae in the ocean are fascinating creatures that can change color and shape to blend in with theirsurroundings.
   海洋中的红色藻类是迷人的生物，它们可以改变颜色和形状以融入周围环境。
2. 2. Red algae play a crucial role in maintaining the balance of marine ecosystems by absorbing nutrients from the water.
   红色藻类在维护海洋生态系统平衡方面起着至关重要的作用，它们通过吸收水中的营养物质。
3. 3. In some regions, red algae are used as a food source for people living in coastal communities.
   在一些地区，红色藻类被用作沿海社区居民的食物来源。