单孢体的

例句：

1. 1. The single-celled organism is a microscopic creature that can reproduce by budding.
   单细胞生物是一种微小的生物，可以通过分生繁殖。
2. 2. Scientists have discovered many new species of single-celled organisms in the ocean.
   科学家们在海洋中发现了众多新的单细胞生物种类。
3. 3. The study of single-celled organisms has led to important discoveries about the structure and function of cells.
   研究单细胞生物的研究导致了关于细胞结构和功能的重要发现。