monoplast

例句：

1. 1. The monoplastic cells are the building blocks of life.
   单细胞生物是生命的构建基石。
2. 2.Monoplastic bacteria can break down complex organic compounds.
   单细胞细菌可以分解复杂的有机化合物。
3. 3.In the ocean, there are many monoplastic organisms that contribute to marine ecosystems.
   海洋中有许多单细胞生物，它们对海洋生态系统起着重要作用。