浮游植物

例句：

1. 1. The ocean is home to a diverse range of plankton species.
   海洋是各种浮游生物的家园。
2. 2. Phytoplankton are the base of the food chain for many marine animals.
   浮游植物是许多海洋动物食物链的基础。
3. 3. The blooming season of phytoplankton is crucial for the health of the ocean ecosystem.
   浮游植物的繁盛期对海洋生态系统的健康至关重要。