hydrosporae

例句：

1. 1. The hydrosporae are a type of protozoan that can cause diseases in humans and animals.
   水生孢子虫是一种原生动物，可以引起人类和动物的疾病。
2. 2.The study of hydrosporae has led to the development of new drugs for treating cancer.
   对水生孢子虫的研究导致了新药物的开发，用于治疗癌症。
3. 3.The hydrosporae are found in freshwater environments, such as lakes and rivers.
   水生孢子虫存在于淡水环境中，如湖泊和河流。