Caulobacter

例句：

1. 1. Caulobacter is a microscopic organism that lives in freshwater environments.
   衣藻是一种生活在淡水环境中的微观生物。
2. 2. Caulobacter plays an important role in the carbon cycle by absorbing CO2 from the atmosphere.
   衣藻通过吸收大气中的CO2，在碳循环中起着重要作用。
3. 3.Caulobacter has been used as a model organism to study the effects of antibiotics on bacterial growth.
   衣藻被用作研究抗生素对细菌生长影响的模型生物。