Nitrosomas

例句：

1. 1. Nitrosomas are essential for the nitrogen cycle in soil ecosystems.
   硝化细菌是土壤生态系统中氮循环的关键。
2. 2.The study of Nitrosomas has led to new insights into the function of these microorganisms.
   对硝化细菌的研究为这些微生物的功能提供了新的见解。
3. 3.In agriculture, Nitrosomas play a vital role in nitrogen fixation and can be used as a natural fertilizer.
   在农业中，硝化细菌在固氮和作为天然肥料方面发挥着至关重要的作用。